FAQs

3. OTHER SETTINGS

a. Languages

Transactions, information and Transactions on CoinExtra will be performed and displayed in various languages. You can select a language that is suitable for Your purpose by clicking on the flag symbol at the top right of Your screen:

1. REGISTER ACCOUNT AT COINEXTRA

Step 1: Access to the Website

Access to the Website at the address: https://trade.coinextra.net

Step 1: Select an Order

In the table that publishes Orders of the Sellers, You are able to seek Orders that may completely match with Your requirements by providing a number of information, such as minimum amount, maximum price of the Cryptocurrencies, etc. Please click on the “BUY” button at the end of each Order to commence on establishing a Transaction.

4. BUY AND SELL ORDER ON MARKET ORDER

Step 1: Select an Order

In the table that publishes Orders of the Buyers, You are able to seek Orders that may completely match with Your requirements and click on the “SELL” button to commence on establishing a Transaction.

5. BUY AND SELL ON LIMIT ORDER

Step 1: Fill in with information

Limit Order will provide You a favorable opportunity to autonomously establish a buying or selling Order, time limit and other requirements as You desire:

Please pay a close attention to the minimum and maximum amount of the Cryptocurrency that You wish to buy or sell via the Order to avoid any potential mistake or risk. Clicking on the “CREATE ORDER” button to complete this Step.

8. WITHDRAW AND DEPOSIT CRYPTOCURRENCY

a: Cryptocurrencies deposit

When You are in demand of depositing an amount of the Cryptocurrencies to Your Account on CoinExtra, please click on the “DEPOSIT” button. We will assist You by sending address of the Account in the shortest time:

You can create a new address for Your Account or review deposit Transaction You have made earlier also at this section.

11. FREQUENTLY ASKED QUESTIONS

A: HOW DOES COINEXTRA WORK?

By carefully nurturing and nourishing handy services that provide drastic support for cryptocurrency transactions all over the world, CoinExtra has been firmly building up a safe environment where numerous buyers and sellers can be easy to trade directly for prosperity without any intermediaries, and through the forms, transactional tools we provide, can complete Crytocurrency purchasing and selling quickly, simply and economically.

9. WITHDRAW AND DEPOSIT VND

1. Deposit Fiat currency

1.1. Deposit information interface

 

Figure 1: interface for deposit information, look up the deposit history

 

After the customer logs in and selects the “deposit” function, click into “Fiat Money”, the system turns the customer to “Deposit VND” page. At here, it is also integrated with looking up customers’s deposit information at “Deposit history”.

 

Item 1: Customers select the bank from the list of banks that CoinExtra supports.

Item 2: Select payment methods, including: Internet Banking, Mobile Banking, Paying at counter.

Item 3: Enter the amount customers want to deposit

Item 4: "Deposit" button : after completing the information at the three fields above, customers click “Deposit” . The system automatically turns the customer to the "Transaction Details" page.

Item 5 : Display necessary notes

Item 6 : Search on day( from day)

Item 7: Search on day( to day)

Item 8 : Seaching status conclude: Excuting, Completed, Cancelled

Item 9 : After filling fully information about time, status, users will click into “Search”=> The system displays order book created by customers according to the login name and are sorted into the time the customer initiates the order. If there aren’t any results, the system displays “No results”..

 

Fields in the searching list:

- Order time: The time that the customer initiates the order (taking the time when the customer presses the "Deposit" button).

- Transaction code: Transaction code is generated when the customer initiates the order.

- Bank: The name of the bank the customer chooses to trade.

- Amount: Amount the customer want to deposits into the system.

- Status: The current status of the transaction on the system.

 

Error messages on the deposit interface:

- The message: "Deposit amount is below xxx.xxx VND" when the customer enters the amount less than the limit allowed by the system. Among them, xxx.xxx is the minimum deposit limit configured on the system

- The message "The deposit amount is in excess of the transfer limit xxx.xxx.xxx VND" when the customer enters the amount which is greater than the transfer limit allowed by the bank for each payment method.

- "Failure, please try again later" when the system occurs incident during process of customer: failure of network, hanging server...

- The message "Request for deposit is cancelled successfully" appears at the top of the deposit interface, after the customer presses the "Cancel" button at the detailed interface, the system will return the customer to the deposit interface.

 

1.2. The deposit detail interface

 

Figure 2: Deposit detail interface

 

Once the customer has filled fully required information and clicked "Deposit", the system will automatically turn the customer to The deposit detail page.

 

On The deposit detail interface, it displays detailed information as follows:

- Bank: The name of the bank which the customer transfers the money into.

- Account number: Benificiary’s Account number

- Account holder: Benificiary’s account name.

- Branch: Benificiary’s bank Branch.

- Method: The method of payment chosen by the customer.

- Amount: Amount customers want to deposit (fill into “Amount’’ field on the deposit interface)

- Fees: Transaction fee according to CEE’s regulations

- Actual amount of transfer: actual value is calculated by "amount + fee"

- Content: The system automatically creates content transfer, the content should be unique

 

When the customer Clicks "Back", the transaction will not be created; click "Confirm", the system confirms that the deposit request has been created successfully and display details of that deposit request, framework for uploading proof of payment.

 

Customers click "Cancel", the system will confirm transaction cancellation of customer.

 

Figure 3: Deposit confirmation

6. BUY AND SELL EXPRESS ORDER

1. Creating fast buy/ sell order - Express Order

CoinExtra interface

 

At the CoinExtra interface, customers choose “Express”, fast buy/sell order creating interface is displayed as follows:

 

Buy order interface

 

The buy order creating form inculudes information as follows:

Item 1: Details of Crypto / VND pairs supported by Coinextra, currently, Crypto / VND pairs selected on the above interface are BTC / VND.

 

Item 2: Details of fast buy orders

- Purchasing power: equal to the amount of VND in the CoinExtra VND wallet

- Amount BTC: Amount BTC customers want to buy

- Minimum BTC: The minimum amount of BTC customers want to buy

- Price per 1 BTC: price per 1 BTC customer wants to buy, price can not excess 40% from the current time

- Expiration: The same as Limit Order

- Payment method: The default is " Coinextra VND wallet"

- Time of payment: The default is instant

- Amount: Calculated by the amount of BTC customers want to buy multiplied with price.

- Automatically residual purchase request: Automatically purchases the rest money of buy order

- “Creating order” button: Click on “Creating order” button=> order creating confirmation form.

 

Item 3: Fast Sell Order Details

- Selling power: equal to Coins in the wallet

- Amount of BTC: Amount of BTC customers want to sell

- Minimum BTC: The minimum amount of BTC customers want to sell

 

Item 4: List of current sell orders is ordered from high to low , the fast sell orders have the icon 

- Amount (minimum): amount and minimum amount customers want to sell

- Price: Price the customer want to sell

- Volume

- Sell: Click "Sell" => Sell confirmation form

 

Item 5: List of current buy orders is ordered from low to high

- Amount (minimum): amount and minimum amount customers want to buy

- Price: price the customer want to buy

- Volume

- Buy: Click “Buy” => Buy confirmation form

 

1.1. Create the fast buy order

 

Fill information to create a fast buy order

 

After entering information into Buy Express Item and clicking on “Creating order”, the system will display the confirmation form of the fast buy order:

 

Confirmation form of the fast purchase order

 

Customers click "Create Order", the system confirm the fast order of customers, the fast buy order after being created will appear in item 5

 

Created order

 

The order is pushed to the list in Section 5, where the customer can cancel the order by clicking “Cancel”, the order will automatically be canceled, the status of the order in the transaction history will be “canceled”.

 

1.2. Create a quick sell order:

 

Enter information to create a fast sell order

 

After fill information fully into the “Sell Express” and press “Create order” the system displays the confirmation form of the fast sell order:

 

The confirmation form of the fast sell order

 

Customers click "Create Order", the system confirms the seller's fast sell order, the fast sell order after being created will appear in item 4:

 

Created Order

 

The order is pushed to the list in Section 4, where the customer can cancel the order by clicking “Cancel”, the order will be canceled immediately, the status of the order in the transaction history will be “Canceled”.

2. CEC

2.1 What is CEC?

CoinExtra Currency (transaction code is CEC ) is a digital asset issued by CoinExtra, designed to act as a means of exchanging, using strong encryption to ensure financial transactions.

 

CEC operates on the Stellar Network, is a technology that connects people with payment systems and banks with a link on the development of the world. The consensus process takes place at regular intervals of 2 to 5 seconds. Time for processing transaction is also much faster than Bitcoin.

 

CEC is used for three platforms: CoinExtra Exchange, CEC Wallet and online payment for CoinExtra products and services of parters associating with Coinextra.

 

Specifications:

 

asset_code: CEC

asset_issuer: GDMI7UXVLJCX7H7P3L72Z5XVKCHXBTTIQKVXHNGYM5KDOCVZPTR6HX2Y

asset_type: credit_alphanum4

3. OTHER SETTINGS

b. Account

Your personal information, bank account, list of partners, etc. and relevant settings will be stored and displayed in the Account part, in Order to easily support You in managing and making changes actively. For example, You are able to be aware of total value of the assets You are possessing on CoinExtra at any time:

1. REGISTER ACCOUNT AT COINEXTRA

Step 2: Fill in with required information

Please click on “REGISTER” button:

fill in with information as required by CoinExtra:

and click on the “REGISTER” button, after completing to fill in, to accomplish this Step. CoinExtra will send You an email containing instructions on activating the Account right after You click on the button:

Step 2: Fill in with information

CoinExtra will respond to You a number of brief information on this Order for Your consideration and decision:

Do not forget to fill in the specific amount of the Cryptocurrencies You hope to buy and choose a bank account; CoinExtra will automatically calculate the total amount of Fiat Currency You may have to pay the Seller. Please click on the “BUY (BTC/ETH/USDT)” button to proceed.
Conversely, You can easily stop the Transaction by choosing “CANCEL”.

4. BUY AND SELL ORDER ON MARKET ORDER

Step 2: Fill in with information

CoinExtra will respond to You a number of brief information on this Order for Your consideration and decision:

You are entitled to adjust the specific amount of the Cryptocurrencies You hope to sell and choose a bank account for this Transaction; CoinExtra will automatically calculate the total amount of Fiat Currency You may receive from the Buyer.
Please click on the “SELL (BTC/ETH/USDT)” button to proceed. Clicking on this button shall be deemed that You send a new offer to the Buyer with details as follows:

Conversely, You can easily stop the Transaction by choosing “CANCEL”.

5. BUY AND SELL ON LIMIT ORDER

Step 2: Confirm the information and publish Your Order

CoinExtra will require You to review all information that You have filled in the Order before publishing on the Website by click on the “CREATE ORDER” button:

By choosing to publish on the Website, the Seller is deemed to agree to remit the amount of the Cryptocurrency You wish to sell to the account of CoinExtra.
That amount will be retained until the Seller decides to release it to the Buyer or the transaction is cancelled.

8. WITHDRAW AND DEPOSIT CRYPTOCURRENCY

b: Withdraw

Please be note that You are only able to a withdrawal Transaction after verifying Your Account as instructed by CoinExtra. In Order to withdraw a number of Cryptocurrencies, please click on the “WITHDRAW” button and fill in with the amount of Cryptocurrencies to be withdrawn, the target account, … CoinExtra will automatically calculate the fee You may have to pay for this Transaction:

11. FREQUENTLY ASKED QUESTIONS

B: IS COINEXTRA SELLING CRYPTOCURRENCY?

No. We provide a service to support exchange, purchase and sale need of digital money between individuals and organizaions. You can always buy a certain amount of Cryptocurrency from another member who post a Market Order to sell them. All we do is provide a safe and simple environment to trade. We guarantee that buyers get their bitcoins and sellers get their money at agreed price.

9. WITHDRAW AND DEPOSIT VND

2. Withdraw Fiat Currency

2.1. Withdrawal information interface

 

Figure 4: Withdrawal interface

 

After the customer logs in and selects the “Withdraw’’ function, the system turns the customer to the Withdrawal information page. At here, it is also integrated with looking up customers’ deposit information at “Withdraw history”.

The customer enters the amount of money he wants to withdraw at “Amount” field.

The customers choose the bank from bank list at “Bank” field.

 

Fields in the searching list:

- Order time: The time that the customer initiates the order (taking the time when the customer presses the "Withdraw" button).

- Transaction code: Transaction code is generated when the customer initiates the order.

- Bank: The name of the bank the customer chooses to trade.

- Amount: Amount of customer want to withdraw from the system

- Status: The current status of the transaction on the system.

 

2.2. Withdrawal request detail interface

 

After entering the amount of money to withdraw, select the benificiary bank and click “Confirm”. The system will go to The withdrawal request detail page.

 

Figure 5: Withdrawal request detail

 

The withdrawal request detail interface includes information as follows:

- Bank: The bank the customer chooses to withdraw

- Account number: Benificiary’s Account number

- Account holder: Account holder name

- Quantity: The amount of money the customer wants to withdraw

- Fees: Transaction fee according to CEE regulations

- Actual amount of receiving : The amount of money received by the customer, the actual value received concludes "Quantity - Fee"

- Contents of the transfer.

- Two-factor authentication code.

 

After checking the information at The withdrawal request detail interface, the customer enter the two factor authentication code and click "Confirm" to send the withdrawal request to the system, press "Back" to return to the “Withdraw” page.

6. BUY AND SELL EXPRESS ORDER

2. Performing the fast buy/sell order

2.1. Perform the fast buy order

 

Customers click "Buy" in the list of orders hanging in the 4, the system shows the purchase confirmation form:

 

Purchase confirmation

 

Here, customers enter the amount of BTC wants to buy, after customers enter it, the system will automatically caculate and gives the amount customers have to actually pay, the transaction fee, the amount of BTC actually received, seller information. Payment time will be immediate (instant), the payment method is Coinextra VND wallet.

 

Customers click "Buy BTC" if both the buyer and seller have sufficient balance to pay, the system will confirm the successful purchase and transfer VND from the buyer's wallet to the seller's wallet and transfer the BTC from the seller's wallet to the buyer's wallet and deduct the transaction fee

 

Successful purchase confirmation

 

If there is not enough money to buy the system that announces "not enough money, deposit VND", click on "Deposit VND". The system will direct customers to the VND deposit page.

 

In case the sell order has been canceled, the system gives the message "Failed, sell order does not exist"

 

2.2. Perform the fast sell order

 

Customers press “Sell” button on the order list hanging in item 5, the system now displays the sell confirmation form:

 

Sell confirmation

 

Here, customers enter the number of BTCs they want to sell, after customers enter it, the system will automatically caculate and give the amount customers actually received, transaction fees and buyer information. Payment time will be immediate (ínatant), payment method is Coinextra VND wallet.

 

Customers click "Sell BTC" if both the buyer and the seller have enough balance to pay, the system will confirm the successful sell order and transfer the VND from the buyer's wallet to the seller's wallet and transfer the BTC from the seller's wallet to the buyer's wallet and deduct the transaction fee.

 

Successful sell confirmation

 

If you do not have enough Coin to sell, the system says "the amount must not exceed the selling power"

 

In case the sell order has been canceled, the system gives the message "Failed, the sell order does not exist"

2. CEC

2.2 Overview CEC

3. OTHER SETTINGS

c. Change password

To change password of the Account, You can select this function in the Setting section, insert Your current password and a new password:

Please click on the “CHANGE PASSWORD” button to complete this change.

1. REGISTER ACCOUNT AT COINEXTRA

Step 3: Activate the Account

Please login to the email account that You have already registered with CoinExtra to receive the email and follow our instructions:

The link displayed in the email will bring You back to the Website and in this place, we welcome Your participation:

Step 3: Confirm the transaction information

We will provide You further detailed information on Order of the Seller or Buyer. Please review all information regarding Your Transaction carefully. You are always able to go back to the previous page to amend any information, if necessary:

Please click on the “AGREE TO PAY” button at the end of the page if you hope to proceed further. By clicking on this button, You are deemed as signing and entering into a legally binding Cryptocurrency Purchase Agreement with the Seller. Details on the Agreement thereof will be briefly summarized and displayed on Your screen.

4. BUY AND SELL ORDER ON MARKET ORDER

Step 3: Complete the transaction

(i) For the Buyer
CoinExtra will send the Buyer Your offer mentioned above. Upon his/her decision, the Buyer shall be deemed as agreeing to enter into the Cryptocurrency Purchase Agreement after clicking on the “AGREE TO PAY” button.

The Buyer shall remit the Fiat Currency from his/her bank account to Your bank account within the time limit as required in the Agreement. After the Buyer shall upload the payment proof and click on “CONFIRM TRANSFER” button to notify You and CoinExtra on fulfillment of his/her obligation under the Agreement.
(ii) For You
When the Fiat Currency that the Buyer is obliged to pay reach to Your bank account, You shall click on the “RECEIVED MONEY, DROP BTC/ETH/USDT” button to request CoinExtra to release the amount of the Cryptocurrency held by us to the Buyer:

After clicking on this button, You shall be deemed as fulfilling Your obligation and the Agreement shall be automatically terminated and be liquidated without any further document from the Parties.

11. FREQUENTLY ASKED QUESTIONS

C: WHERE ARE MY PERSONAL INFORMATION STORED?

For the convenience of management, CoinExtra keeps a record of your personal information and related settings in the Account section. You may access to this section to update or modify personal information as necessary.

2. CEC

2.3 CEC Bonus

CoinExtra is pleased to announce that since 20.05.2018, CoinExtra has complement the  Deposit/ Withdraw VND function into the CoinExtra system, so all the bonus amount of customers has been transferred to CEC Bonus account at the rate of 22,800 VND / 1 CEC.

 

The CEC Bonus is created for the purpose of managing customers’s bonus, it also displays customer’s contribution to CoinExtra. At the time customer’s CEC Bonus account reachs a balance greater than 155 CEC, customers can convert to BTC, ETH, USDT, VND or have the right to participate in special programs, issued by CoinExtra in the near future. (Note: The bigger the CEC Bonus account balance at CoinExtra are, the greater the CoinExtra bonus for the customer are). To increase CEC Bonus account balance, customers can make transactions or  introduce/ invite friends to participate in transactions.

3. OTHER SETTINGS

d. Two-factor authentication

You can only perform the Cryptocurrencies deposit or withdrawal after activating the two-factor authentication function with Google Authenticator application. Please access to the Security section to commence on the activiation:

CoinExtra will provide You QR code containing a random six numbers. Please scan this code with Google Authenticator, fill in with the numbers and click on “ENABLE TWO-FACTOR AUTHENTICATION” to complete the activation:

Besides, do not forget to record the key provided by CoinExtra for restoring the right to access Your Account at any time when You cope with a trouble.

1. REGISTER ACCOUNT AT COINEXTRA

Step 4: Login to update Your personal information

In Order for maintaining transparency and trustworthiness of the Transactions, CoinExtra encourage You to provide a number of Your personal information in accordance with the following instructions:

Please click on the “SAVE INFO” button to complete this Step.

Step 4: Complete the transaction

(i) For the Seller
When the money reach to his/her bank account, the Seller shall click on the “RECEIVED MONEY, DROP BTC/ETH/USDT” button to notify You that he/she has received the money and request CoinExtra to release the amount of the Cryptocurrency held by us to You.

After clicking on this button, the Seller shall be deemed as fulfilling his/her obligation under the Agreement.
(ii) For You
Please proceed the transfer by working with Your bank in accordance with the time limit provided in the Agreement. Upon completing the transfer, please click on the “CONFIRM TRANSFER” button, and upload the payment records (if required), to notice the Seller and CoinExtra that You have accomplished the bank transfer:

After clicking on this button, You shall be deemed as fulfilling Your obligation and the Agreement shall be automatically terminated and be liquidated without any further document from the Parties.

11. FREQUENTLY ASKED QUESTIONS

D: CAN I BUY LESS THAN ONE CRYPTOCURRENCY UNIT?

You are almost free to decide the amount of cryptocurrency to be brought in a transaction with other members on CoinExtra. The minimum amount of Cryptocurrency you can purchase with a transaction is different, in proportion to each kind of Cryptocurrency:
With Bitcoin, minimum amount is 0,01 BTC
With ETH, minimum amount is 0,1 ETH
With Tether Coin, minimum amount is 10 USDT

2. CEC

2.4 Instructions for opening CEC wallet

1. Creating  account

 

In order to start trading with CEC, you need to initialize an address on the Stellar Network, just like your Bitcoin address. You can choose to use Ledger cold wallets or purses on the web or on the mobile.

 

 

 

1.1. Creating account with StellarTerm

Visit the StellarTerm website to register your wallet address with the Stellar Network (https://stellarterm.com/#signup).

In the “New account” section, select "I accept the Terms of Use ...", then click "Generate keypair"

 

 

 

The system will give you two parameters: Public key and Secret key. In there, the Public key is your wallet address. You will use this address to send and receive CEC. The Secret key is your secret key. Make sure you save and keep it confidential. If others know your secret key, they can steal your CEC.

 

 

 

1.2. Creating account with Ledger

• Turn on the Ledger Manager application.

• Connect the Ledger device, enter the PIN code.

• On the ledger manager screen, pull down and click the blue arrow icon near the Stellar logo.

 

 

 

• Press the "Confirm" button to confirm the settings on your Ledger.

• Exit the Ledger Manager application.

 

1.3. Creating account with LOBSTR on the mobile phone

For android phone, visit the google play app and search for LOBSTR

 

For iphone phone, visit https://lobstr.co/ home page to download and install

 

 

 

After finishing installation, you press “Create new wallet” to create new wallet address on Lobstr or press on “Link existing wallet” connecting to the available wallet address.

 

 

 

 

2. Enable account and register for using CEC

 

2.1. Enable account

In order to use Stellar account, you need to enable account by sending 5 XLM to the address you have registered above. You can buy XLM from CoinExtra Exchange or others such as: Binance, Bittrex,…. Afterwards, you transfer XLM to your wallet address to enable  your account.

2.2. Register for using CEC on Stellarterm

 

If you use StellarTerm for CEC using registration, you need only log in. Then, you choose “ Account”-> > Accept assets. StellarTerm allows you to register CEC by two ways:

     - Register CEC by CoinExtra.net domain: In the “Accept asset via anchor domain” section, you enter CoinExtra into the blank of Anchor Domain. The system will display “ Accept” button so that you press on to register for using CEC.

 

 

 

     - You can also registering for using CEC in “Manually accept asset” section.

 

 

 

 • Asset Code: CEC

• Issuer AccountID: GDMI7UXVLJCX7H7P3L72Z5XVKCHXBTTIQKVXHNGYM5KDOCVZPTR6HX2Y

 

After signing up for using CEC, you can send and receive CECs with your wallet address. Transaction fee is 0.00001 XLM per transaction. The current XLM / USD price is $ 0.23. This fee is much smaller than other BTC, ETH and Altcoin deals.

 

In addition to StellarTerm, you can use any other Stellar wallet to store, send and receive CEC.

 

We recommend using the Ledger cold wallet to keep your CEC safe.

 

2.3. Signing  up for using CEC on LOBSTR

 

If you use Lobstr to sign up for CEC, just log in and select "Home> Assetts".

 

 

Go to the "Assets" page and click More assets> Add custom

 

 

Next, you enter domain CoinExtra.net and click “Search for” , after  searching  is completed, click on domain, then click "Add asset" to add CEC.

 

 

2.4. CEC wallet opening instruction at CoinExtra

 

On the main interface of CoinExtra, click on "Deposit”:

 

 

Next, select "CoinExtra Currency", the screen will be shown as follows:

 

 

The system will give you a CEC wallet address and tag / memo on the CoinExtra Exchange.

Then,You only need to transfer CEC into the provided wallet. So, you have owned your CEC wallet.

Warning: Make sure that You input Tag / memo exactly to ensure successful deposit

 

3. OTHER SETTINGS

e. We will timely inform You in case of any failure to verify Your Account


(i) In case of an individual, please click on “PERSONAL ACCOUNT VERIFICATION” and provide all information and pictures as required by CoinExtra:

After uploading Your personal and passport pictures, please click on the “SUBMIT” button to complete the verification of a personal Account.
(ii) In case of a corporate, please select “CORPORATE ACCOUNT VERIFICATION” and provide all necessary information.

Please click on the “VERIFY” button to complete.

1. REGISTER ACCOUNT AT COINEXTRA

Step 5: Update Your bank account information

Bank account is an inevitable portion of the Transactions on CoinExtra and therefore, please update information of the account(s) to commence on trading immediately:

Please click on the “SAVE” button to complete this Step. Please be noted that You can store on CoinExtra several accounts at various banks in Order for convenience in trading, as well as add more bank accounts in the future:

11. FREQUENTLY ASKED QUESTIONS

E: I SENT BITCOINS TO THE WRONG ADDRESS, CAN I GET THEM BACK?

In this case, please directly contact to owner of the account you have just mistakenly sent an amount of Cryptocurrencies to request for a return of that amount. As a supervisor to all transactions, CoinExtra will support you, at your request, by providing transaction documents and proofs. You can use those documents and proofs when negotiating and persuading the owner.
Please be noted that Cryptocurrency transactions are irreversible, so that, once you have sent money to wrong address, it is not possible for you or CoinExtra to reverse it. In the same cases, please note that the same wallet can have multiple incoming addresses. The Bitcoin protocol ensures that Cryptocurrencies are not sent to an address that does not exist, but they can be sent to addresses which are inactive or not controlled by anyone.

2. CEC

2.5 Exchange CEC

1. Exchange CEC bonus account  to CEC account

 

After login to CoinExtra account, click "Account" to access the account information page.

CoinExtra interface

 

Here, to see the number of CEC bonuses you are owning, you click to "Referral", the number of CEC bonuses are shown in item (1) in the below picture:

Refferal page Interface

 

To exchange your bonus, click on the " Redeem reward" button at the account information page and the system will direct you to the Redeem reward  page.

Reward Exchange  page Interface

 

This interface page can display fully available  CEC bonus balance information and your transaction history.

 

To create a  reward exchange order, enter the amount in the "Amount *" box and then click the "Exchange" button, your reward exchange  order will be sent to the Admin for approval.

 

* Note: The minimum number of CEC bonuses that you can make to exchange is 155 CEC bonus.

 

2. Exchange from Coin to CEC and CEC to Coin

 

After logging in to your Coinextra account, click "CEC Bank" to access the  Exchange CEC page.

CoinExtra interface

 

Here, you can commence on exchanging from Coin to CEC and vice versa-  from CEC to Coin.

CEC bank Page

 

Item 1: Choose from Coin to CEC (BTC - CEC, ETH - CEC ...)

- In item 1, the exchange rate information corresponding to each kind of coin,  the minimum and maximum  amount per one exchange.

 

Item 2:  Choose to receive Coin, which shows the exchanging fee, the amount received will be automatically calculated based on the amount you enter in Section 1.

 

For example:

- If you choose BTC, ETH ..., Section 2 will be CEC

- If you choose CEC in Section 1, you will choose Coin to be BTC, ETH ...

 

Item 3: Section 3 shows your exchanging history.

 

To exchange, you select Coin you want to exchange in Item 1 and enter the number in the "Amount" box and then click "Exchange".

 

* Note: For exchanging Coin – CEC, the system will automatically approve order for customers, vice versa, exchanging CEC to Coinwill be submitted to the admin to approve.

3. OTHER SETTINGS

f. Transaction history

All types of Transactions You have proceeded since the first Transaction will be recorded in the Transaction history section:

11. FREQUENTLY ASKED QUESTIONS

F: HOW LONG DOES THE CRYPTOCURRENCY DEPOSIT USUALLY TAKE?

Due to the nature and feature of Cryptocurrency, Cryptocurrency deposit from a particular source into your Account at CoinExtra will largely depend on the speed of the blockchain system.

2. CEC

2.6 Notice of preferential policy for CEC

CoinExtra is pleased to inform:

On the occasion that CoinExtra has listed  CEC - COINEXTRA CURRENCY at CoinExtra.net, since 03.07.2018, CoinExtra applies the following preferential policies:

 

  1. In order to thank customers for contributions during over time, CoinExtra will return all transaction fees to all customers who made transactions on CoinExtra from 26.02.2018 to 30.06.2018.

       All transaction fees will be returned directly to customers’s CEC wallet with the amount of CEC at the exchange rate: 1 CEC = 23000 VND.

      To own CEC wallet, please see detailed intructions at https://coinextra.net/vi/Faqs.html

 

  1. In August , customers will be returned transactions fee with CEC to customer’s CEC wallet.

      With the received amount of CEC, customers can use to trade or exchange for VND; USD; EUR; BTC; ETH; USDT, etc…

 

  1. In July, when buying CEC at “CEC Bank”, customers will be received extra 10% of the amount of CEC in  31st July( Maximum amount of bonus for an account does not exceed 1000 CEC).

 

 Sincerely thank!

 

 If you have any questions, please contact our support team or send email to businesssupport@coinextra.net

7. FEE STRUCTURE ON COINEXTRA

Fees on CoinExtra are specified as follows:

 

NO. Currency Name Trading Fee Deposit Fee

Deposit Amount

(min)

 Deposit Amount (Max) Withdrawal Fee Withdrawal Amount (min)

Withdrawal Amount

(max)

1 BTC Bitcoin 0.2% 0.0002 BTC 0.001 BTC   0.0002 BTC 0.001 BTC  
2 ETH Etherum 0.2% 0.005 ETH 0.01 ETH   0.005 ETH 0.01 ETH  
3 USDT Tether 0.2% 5 USDT     5 USDT 5 USDT  
4 XLM Stellar Lumen 0.2% 5 XLM     5 XLM 5 XLM  
5 CEC CoinExtra Curruncy 0.1% 0.1 CEC     0.1 CEC 0.1 CEC  
6 VND Vietnam dong   10,000 VNĐ 500,000 VND 2,000,000,000 VND 10,000 VND 50,000 VND  

 

3. OTHER SETTINGS

g. Status of each Order

Status of each Order and other relevant information will be recorded in the My Orders section:

11. FREQUENTLY ASKED QUESTIONS

G: HOW LONG DOES THE DIGITAL MONEY WITHDRAWAL USUALLY TAKE?

Generally, the withdrawal from your Account at CoinExtra to another account will be made within 72 hours.

3. OTHER SETTINGS

h. Assessment management

All reviews and ratings of other Members and partners to Your Account within the period of trading on CoinExtra will be recorded in the Assessment management:

11. FREQUENTLY ASKED QUESTIONS

H: HOW DO I CHANGE MY EMAIL ADDRESS?

Users cannot change their email address by themselves. If you wish to change your current email address, we kindly ask our users to contact support for further assistance.

3. OTHER SETTINGS

i. Partners

Any partners who have already traded with You on CoinExtra will be displayed in detail in the list of partners:

11. FREQUENTLY ASKED QUESTIONS

I: I HAVE LOST MY PASSWORD. HOW DO I REGAIN ACCESS TO MY ACCOUNT?

In case you have forgotten your password which you have used with CoinExtra, please use the following steps to successfully reset your password:
Visit the Password Reset page [or insert link,
Enter your registered email address and click “reset password”;
This will send an email to the above email address with link to open the new password page;
Type in the new password you want to use, twice, and click the confirmation button.
Back to Home and Re-Sign in with new password.
We strongly suggest you change the password that is given to you as soon as possible.
For some special cases, we will require you to provide personal information or complete an extended ID verification check.

10. TRANSACTION ASSISTANT TOOLS

a. CoinExtra will timely update Your selling and purchasing power, in both Market Order and Limit Order method, for You to be aware of the maximum amount of the Fiat Currency and Cryptocurrencies You are entitled to use at this time.


 

b. For Market Order method, You are entitled to choose one or all of the options as below:

 

(i) Minimum amount of the Cryptocurrencies You hope to buy or sell;

 

(ii) Maximum price of the Cryptocurrencies You hope to pay the Seller or receive from the Buyer;

 

(iii) Displaying Orders from the Sellers or Buyers who have completed the verification of their Account;

 

(iv) Displaying Orders from the Sellers or Buyers who have bank accounts at the same bank as Yours.

 

Upon Your selection, CoinExtra will automatically filter all Orders available at this moment and just display any Order that matches with Your option(s).

 

c. For Limit Order method, You are entitled to request CoinExtra to buy or sell any amount of the Cryptocurrencies that is left from the recent Transaction.


 

In particular, for example, You hope to buy 01 Bitcoin and publish a buying Order to the Website; You have made a Transaction with another Member to purchase 0.75 Bitcoin from him. The residual amount will be automatically purchased by CoinExtra until it reaches 01 Bitcoin as Your desire.

3. OTHER SETTINGS

j. Market

You are entitled to choose, at Your own discretion, to commence on trading on the VND Market or the USD Market:

CoinExtra will automatically adjust exchange rates of all Cryptocurrencies in accordance with Your market selection.

11. FREQUENTLY ASKED QUESTIONS

J: HOW DO I TRANSFER CURRENCY FOR SELLER?

The transfer from The Buyer to The Seller in a Transaction is made from the Buyer's account to the Seller's bank account. CoinExtra is committed to not interfering with or performing any activity that may affect the transfer or receipt of this Payment.

3. OTHER SETTINGS

k. Cryptocurrencies

There are three types of the Cryptocurrencies, Bitcoin, Ethereum and Tether, available for Your consideration and selection:

Additional information on Your recent transaction history regarding each of the said Cryptocurrencies will also be displayed on the page automatically.

3. OTHER SETTINGS

l. Buy or sell

CoinExtra, at the moment, provide two methods for You to perform a buy or sell transaction on our system: Market Order và Limit Order.

After completing the above selections, please continue with our following guidelines on buying or selling the Cryptocurrencies with a Market Order and with a Limit Order.

3. OTHER SETTINGS

m. Logout

You can end Your login session by clicking on Your ID symbol and choosing “LOGOUT”:

CoinExtra will notify You promptly if the logout process is safely completed:
1. REGISTER ACCOUNT AT COINEXTRA
Step 1: Access to the Website

Access to the Website at the address: https://trade.coinextra.net

Please click on “REGISTER” button:

fill in with information as required by CoinExtra:

and click on the “REGISTER” button, after completing to fill in, to accomplish this Step. CoinExtra will send You an email containing instructions on activating the Account right after You click on the button:

Please login to the email account that You have already registered with CoinExtra to receive the email and follow our instructions:

The link displayed in the email will bring You back to the Website and in this place, we welcome Your participation:

In Order for maintaining transparency and trustworthiness of the Transactions, CoinExtra encourage You to provide a number of Your personal information in accordance with the following instructions:

Please click on the “SAVE INFO” button to complete this Step.

Bank account is an inevitable portion of the Transactions on CoinExtra and therefore, please update information of the account(s) to commence on trading immediately:

Please click on the “SAVE” button to complete this Step. Please be noted that You can store on CoinExtra several accounts at various banks in Order for convenience in trading, as well as add more bank accounts in the future:

CoinExtra Currency (transaction code is CEC ) is a digital asset issued by CoinExtra, designed to act as a means of exchanging, using strong encryption to ensure financial transactions.

 

CEC operates on the Stellar Network, is a technology that connects people with payment systems and banks with a link on the development of the world. The consensus process takes place at regular intervals of 2 to 5 seconds. Time for processing transaction is also much faster than Bitcoin.

 

CEC is used for three platforms: CoinExtra Exchange, CEC Wallet and online payment for CoinExtra products and services of parters associating with Coinextra.

 

Specifications:

 

asset_code: CEC

asset_issuer: GDMI7UXVLJCX7H7P3L72Z5XVKCHXBTTIQKVXHNGYM5KDOCVZPTR6HX2Y

asset_type: credit_alphanum4

CoinExtra is pleased to announce that since 20.05.2018, CoinExtra has complement the  Deposit/ Withdraw VND function into the CoinExtra system, so all the bonus amount of customers has been transferred to CEC Bonus account at the rate of 22,800 VND / 1 CEC.

 

The CEC Bonus is created for the purpose of managing customers’s bonus, it also displays customer’s contribution to CoinExtra. At the time customer’s CEC Bonus account reachs a balance greater than 155 CEC, customers can convert to BTC, ETH, USDT, VND or have the right to participate in special programs, issued by CoinExtra in the near future. (Note: The bigger the CEC Bonus account balance at CoinExtra are, the greater the CoinExtra bonus for the customer are). To increase CEC Bonus account balance, customers can make transactions or  introduce/ invite friends to participate in transactions.

1. Creating  account

 

In order to start trading with CEC, you need to initialize an address on the Stellar Network, just like your Bitcoin address. You can choose to use Ledger cold wallets or purses on the web or on the mobile.

 

 

 

1.1. Creating account with StellarTerm

Visit the StellarTerm website to register your wallet address with the Stellar Network (https://stellarterm.com/#signup).

In the “New account” section, select "I accept the Terms of Use ...", then click "Generate keypair"

 

 

 

The system will give you two parameters: Public key and Secret key. In there, the Public key is your wallet address. You will use this address to send and receive CEC. The Secret key is your secret key. Make sure you save and keep it confidential. If others know your secret key, they can steal your CEC.

 

 

 

1.2. Creating account with Ledger

• Turn on the Ledger Manager application.

• Connect the Ledger device, enter the PIN code.

• On the ledger manager screen, pull down and click the blue arrow icon near the Stellar logo.

 

 

 

• Press the "Confirm" button to confirm the settings on your Ledger.

• Exit the Ledger Manager application.

 

1.3. Creating account with LOBSTR on the mobile phone

For android phone, visit the google play app and search for LOBSTR

 

For iphone phone, visit https://lobstr.co/ home page to download and install

 

 

 

After finishing installation, you press “Create new wallet” to create new wallet address on Lobstr or press on “Link existing wallet” connecting to the available wallet address.

 

 

 

 

2. Enable account and register for using CEC

 

2.1. Enable account

In order to use Stellar account, you need to enable account by sending 5 XLM to the address you have registered above. You can buy XLM from CoinExtra Exchange or others such as: Binance, Bittrex,…. Afterwards, you transfer XLM to your wallet address to enable  your account.

2.2. Register for using CEC on Stellarterm

 

If you use StellarTerm for CEC using registration, you need only log in. Then, you choose “ Account”-> > Accept assets. StellarTerm allows you to register CEC by two ways:

     - Register CEC by CoinExtra.net domain: In the “Accept asset via anchor domain” section, you enter CoinExtra into the blank of Anchor Domain. The system will display “ Accept” button so that you press on to register for using CEC.

 

 

 

     - You can also registering for using CEC in “Manually accept asset” section.

 

 

 

 • Asset Code: CEC

• Issuer AccountID: GDMI7UXVLJCX7H7P3L72Z5XVKCHXBTTIQKVXHNGYM5KDOCVZPTR6HX2Y

 

After signing up for using CEC, you can send and receive CECs with your wallet address. Transaction fee is 0.00001 XLM per transaction. The current XLM / USD price is $ 0.23. This fee is much smaller than other BTC, ETH and Altcoin deals.

 

In addition to StellarTerm, you can use any other Stellar wallet to store, send and receive CEC.

 

We recommend using the Ledger cold wallet to keep your CEC safe.

 

2.3. Signing  up for using CEC on LOBSTR

 

If you use Lobstr to sign up for CEC, just log in and select "Home> Assetts".

 

 

Go to the "Assets" page and click More assets> Add custom

 

 

Next, you enter domain CoinExtra.net and click “Search for” , after  searching  is completed, click on domain, then click "Add asset" to add CEC.

 

 

2.4. CEC wallet opening instruction at CoinExtra

 

On the main interface of CoinExtra, click on "Deposit”:

 

 

Next, select "CoinExtra Currency", the screen will be shown as follows:

 

 

The system will give you a CEC wallet address and tag / memo on the CoinExtra Exchange.

Then,You only need to transfer CEC into the provided wallet. So, you have owned your CEC wallet.

Warning: Make sure that You input Tag / memo exactly to ensure successful deposit

 

1. Exchange CEC bonus account  to CEC account

 

After login to CoinExtra account, click "Account" to access the account information page.

CoinExtra interface

 

Here, to see the number of CEC bonuses you are owning, you click to "Referral", the number of CEC bonuses are shown in item (1) in the below picture:

Refferal page Interface

 

To exchange your bonus, click on the " Redeem reward" button at the account information page and the system will direct you to the Redeem reward  page.

Reward Exchange  page Interface

 

This interface page can display fully available  CEC bonus balance information and your transaction history.

 

To create a  reward exchange order, enter the amount in the "Amount *" box and then click the "Exchange" button, your reward exchange  order will be sent to the Admin for approval.

 

* Note: The minimum number of CEC bonuses that you can make to exchange is 155 CEC bonus.

 

2. Exchange from Coin to CEC and CEC to Coin

 

After logging in to your Coinextra account, click "CEC Bank" to access the  Exchange CEC page.

CoinExtra interface

 

Here, you can commence on exchanging from Coin to CEC and vice versa-  from CEC to Coin.

CEC bank Page

 

Item 1: Choose from Coin to CEC (BTC - CEC, ETH - CEC ...)

- In item 1, the exchange rate information corresponding to each kind of coin,  the minimum and maximum  amount per one exchange.

 

Item 2:  Choose to receive Coin, which shows the exchanging fee, the amount received will be automatically calculated based on the amount you enter in Section 1.

 

For example:

- If you choose BTC, ETH ..., Section 2 will be CEC

- If you choose CEC in Section 1, you will choose Coin to be BTC, ETH ...

 

Item 3: Section 3 shows your exchanging history.

 

To exchange, you select Coin you want to exchange in Item 1 and enter the number in the "Amount" box and then click "Exchange".

 

* Note: For exchanging Coin – CEC, the system will automatically approve order for customers, vice versa, exchanging CEC to Coinwill be submitted to the admin to approve.

CoinExtra is pleased to inform:

On the occasion that CoinExtra has listed  CEC - COINEXTRA CURRENCY at CoinExtra.net, since 03.07.2018, CoinExtra applies the following preferential policies:

 

  1. In order to thank customers for contributions during over time, CoinExtra will return all transaction fees to all customers who made transactions on CoinExtra from 26.02.2018 to 30.06.2018.

       All transaction fees will be returned directly to customers’s CEC wallet with the amount of CEC at the exchange rate: 1 CEC = 23000 VND.

      To own CEC wallet, please see detailed intructions at https://coinextra.net/vi/Faqs.html

 

  1. In August , customers will be returned transactions fee with CEC to customer’s CEC wallet.

      With the received amount of CEC, customers can use to trade or exchange for VND; USD; EUR; BTC; ETH; USDT, etc…

 

  1. In July, when buying CEC at “CEC Bank”, customers will be received extra 10% of the amount of CEC in  31st July( Maximum amount of bonus for an account does not exceed 1000 CEC).

 

 Sincerely thank!

 

 If you have any questions, please contact our support team or send email to businesssupport@coinextra.net

Transactions, information and Transactions on CoinExtra will be performed and displayed in various languages. You can select a language that is suitable for Your purpose by clicking on the flag symbol at the top right of Your screen:
Your personal information, bank account, list of partners, etc. and relevant settings will be stored and displayed in the Account part, in Order to easily support You in managing and making changes actively. For example, You are able to be aware of total value of the assets You are possessing on CoinExtra at any time:
To change password of the Account, You can select this function in the Setting section, insert Your current password and a new password:

Please click on the “CHANGE PASSWORD” button to complete this change.
You can only perform the Cryptocurrencies deposit or withdrawal after activating the two-factor authentication function with Google Authenticator application. Please access to the Security section to commence on the activiation:

CoinExtra will provide You QR code containing a random six numbers. Please scan this code with Google Authenticator, fill in with the numbers and click on “ENABLE TWO-FACTOR AUTHENTICATION” to complete the activation:

Besides, do not forget to record the key provided by CoinExtra for restoring the right to access Your Account at any time when You cope with a trouble.

(i) In case of an individual, please click on “PERSONAL ACCOUNT VERIFICATION” and provide all information and pictures as required by CoinExtra:

After uploading Your personal and passport pictures, please click on the “SUBMIT” button to complete the verification of a personal Account.
(ii) In case of a corporate, please select “CORPORATE ACCOUNT VERIFICATION” and provide all necessary information.

Please click on the “VERIFY” button to complete.
All types of Transactions You have proceeded since the first Transaction will be recorded in the Transaction history section:
Status of each Order and other relevant information will be recorded in the My Orders section:
All reviews and ratings of other Members and partners to Your Account within the period of trading on CoinExtra will be recorded in the Assessment management:
Any partners who have already traded with You on CoinExtra will be displayed in detail in the list of partners:
You are entitled to choose, at Your own discretion, to commence on trading on the VND Market or the USD Market:

CoinExtra will automatically adjust exchange rates of all Cryptocurrencies in accordance with Your market selection.
There are three types of the Cryptocurrencies, Bitcoin, Ethereum and Tether, available for Your consideration and selection:

Additional information on Your recent transaction history regarding each of the said Cryptocurrencies will also be displayed on the page automatically.
CoinExtra, at the moment, provide two methods for You to perform a buy or sell transaction on our system: Market Order và Limit Order.

After completing the above selections, please continue with our following guidelines on buying or selling the Cryptocurrencies with a Market Order and with a Limit Order.
You can end Your login session by clicking on Your ID symbol and choosing “LOGOUT”:

CoinExtra will notify You promptly if the logout process is safely completed:
In the table that publishes Orders of the Buyers, You are able to seek Orders that may completely match with Your requirements and click on the “SELL” button to commence on establishing a Transaction.
CoinExtra will respond to You a number of brief information on this Order for Your consideration and decision:

You are entitled to adjust the specific amount of the Cryptocurrencies You hope to sell and choose a bank account for this Transaction; CoinExtra will automatically calculate the total amount of Fiat Currency You may receive from the Buyer.
Please click on the “SELL (BTC/ETH/USDT)” button to proceed. Clicking on this button shall be deemed that You send a new offer to the Buyer with details as follows:

Conversely, You can easily stop the Transaction by choosing “CANCEL”.
(i) For the Buyer
CoinExtra will send the Buyer Your offer mentioned above. Upon his/her decision, the Buyer shall be deemed as agreeing to enter into the Cryptocurrency Purchase Agreement after clicking on the “AGREE TO PAY” button.

The Buyer shall remit the Fiat Currency from his/her bank account to Your bank account within the time limit as required in the Agreement. After the Buyer shall upload the payment proof and click on “CONFIRM TRANSFER” button to notify You and CoinExtra on fulfillment of his/her obligation under the Agreement.
(ii) For You
When the Fiat Currency that the Buyer is obliged to pay reach to Your bank account, You shall click on the “RECEIVED MONEY, DROP BTC/ETH/USDT” button to request CoinExtra to release the amount of the Cryptocurrency held by us to the Buyer:

After clicking on this button, You shall be deemed as fulfilling Your obligation and the Agreement shall be automatically terminated and be liquidated without any further document from the Parties.
Limit Order will provide You a favorable opportunity to autonomously establish a buying or selling Order, time limit and other requirements as You desire:

Please pay a close attention to the minimum and maximum amount of the Cryptocurrency that You wish to buy or sell via the Order to avoid any potential mistake or risk. Clicking on the “CREATE ORDER” button to complete this Step.
CoinExtra will require You to review all information that You have filled in the Order before publishing on the Website by click on the “CREATE ORDER” button:

By choosing to publish on the Website, the Seller is deemed to agree to remit the amount of the Cryptocurrency You wish to sell to the account of CoinExtra.
That amount will be retained until the Seller decides to release it to the Buyer or the transaction is cancelled.

CoinExtra interface

 

At the CoinExtra interface, customers choose “Express”, fast buy/sell order creating interface is displayed as follows:

 

Buy order interface

 

The buy order creating form inculudes information as follows:

Item 1: Details of Crypto / VND pairs supported by Coinextra, currently, Crypto / VND pairs selected on the above interface are BTC / VND.

 

Item 2: Details of fast buy orders

- Purchasing power: equal to the amount of VND in the CoinExtra VND wallet

- Amount BTC: Amount BTC customers want to buy

- Minimum BTC: The minimum amount of BTC customers want to buy

- Price per 1 BTC: price per 1 BTC customer wants to buy, price can not excess 40% from the current time

- Expiration: The same as Limit Order

- Payment method: The default is " Coinextra VND wallet"

- Time of payment: The default is instant

- Amount: Calculated by the amount of BTC customers want to buy multiplied with price.

- Automatically residual purchase request: Automatically purchases the rest money of buy order

- “Creating order” button: Click on “Creating order” button=> order creating confirmation form.

 

Item 3: Fast Sell Order Details

- Selling power: equal to Coins in the wallet

- Amount of BTC: Amount of BTC customers want to sell

- Minimum BTC: The minimum amount of BTC customers want to sell

 

Item 4: List of current sell orders is ordered from high to low , the fast sell orders have the icon 

- Amount (minimum): amount and minimum amount customers want to sell

- Price: Price the customer want to sell

- Volume

- Sell: Click "Sell" => Sell confirmation form

 

Item 5: List of current buy orders is ordered from low to high

- Amount (minimum): amount and minimum amount customers want to buy

- Price: price the customer want to buy

- Volume

- Buy: Click “Buy” => Buy confirmation form

 

1.1. Create the fast buy order

 

Fill information to create a fast buy order

 

After entering information into Buy Express Item and clicking on “Creating order”, the system will display the confirmation form of the fast buy order:

 

Confirmation form of the fast purchase order

 

Customers click "Create Order", the system confirm the fast order of customers, the fast buy order after being created will appear in item 5

 

Created order

 

The order is pushed to the list in Section 5, where the customer can cancel the order by clicking “Cancel”, the order will automatically be canceled, the status of the order in the transaction history will be “canceled”.

 

1.2. Create a quick sell order:

 

Enter information to create a fast sell order

 

After fill information fully into the “Sell Express” and press “Create order” the system displays the confirmation form of the fast sell order:

 

The confirmation form of the fast sell order

 

Customers click "Create Order", the system confirms the seller's fast sell order, the fast sell order after being created will appear in item 4:

 

Created Order

 

The order is pushed to the list in Section 4, where the customer can cancel the order by clicking “Cancel”, the order will be canceled immediately, the status of the order in the transaction history will be “Canceled”.

2.1. Perform the fast buy order

 

Customers click "Buy" in the list of orders hanging in the 4, the system shows the purchase confirmation form:

 

Purchase confirmation

 

Here, customers enter the amount of BTC wants to buy, after customers enter it, the system will automatically caculate and gives the amount customers have to actually pay, the transaction fee, the amount of BTC actually received, seller information. Payment time will be immediate (instant), the payment method is Coinextra VND wallet.

 

Customers click "Buy BTC" if both the buyer and seller have sufficient balance to pay, the system will confirm the successful purchase and transfer VND from the buyer's wallet to the seller's wallet and transfer the BTC from the seller's wallet to the buyer's wallet and deduct the transaction fee

 

Successful purchase confirmation

 

If there is not enough money to buy the system that announces "not enough money, deposit VND", click on "Deposit VND". The system will direct customers to the VND deposit page.

 

In case the sell order has been canceled, the system gives the message "Failed, sell order does not exist"

 

2.2. Perform the fast sell order

 

Customers press “Sell” button on the order list hanging in item 5, the system now displays the sell confirmation form:

 

Sell confirmation

 

Here, customers enter the number of BTCs they want to sell, after customers enter it, the system will automatically caculate and give the amount customers actually received, transaction fees and buyer information. Payment time will be immediate (ínatant), payment method is Coinextra VND wallet.

 

Customers click "Sell BTC" if both the buyer and the seller have enough balance to pay, the system will confirm the successful sell order and transfer the VND from the buyer's wallet to the seller's wallet and transfer the BTC from the seller's wallet to the buyer's wallet and deduct the transaction fee.

 

Successful sell confirmation

 

If you do not have enough Coin to sell, the system says "the amount must not exceed the selling power"

 

In case the sell order has been canceled, the system gives the message "Failed, the sell order does not exist"

Fees on CoinExtra are specified as follows:

 

NO. Currency Name Trading Fee Deposit Fee

Deposit Amount

(min)

 Deposit Amount (Max) Withdrawal Fee Withdrawal Amount (min)

Withdrawal Amount

(max)

1 BTC Bitcoin 0.2% 0.0002 BTC 0.001 BTC   0.0002 BTC 0.001 BTC  
2 ETH Etherum 0.2% 0.005 ETH 0.01 ETH   0.005 ETH 0.01 ETH  
3 USDT Tether 0.2% 5 USDT     5 USDT 5 USDT  
4 XLM Stellar Lumen 0.2% 5 XLM     5 XLM 5 XLM  
5 CEC CoinExtra Curruncy 0.1% 0.1 CEC     0.1 CEC 0.1 CEC  
6 VND Vietnam dong   10,000 VNĐ 500,000 VND 2,000,000,000 VND 10,000 VND 50,000 VND  

 

When You are in demand of depositing an amount of the Cryptocurrencies to Your Account on CoinExtra, please click on the “DEPOSIT” button. We will assist You by sending address of the Account in the shortest time:

You can create a new address for Your Account or review deposit Transaction You have made earlier also at this section.
Please be note that You are only able to a withdrawal Transaction after verifying Your Account as instructed by CoinExtra. In Order to withdraw a number of Cryptocurrencies, please click on the “WITHDRAW” button and fill in with the amount of Cryptocurrencies to be withdrawn, the target account, … CoinExtra will automatically calculate the fee You may have to pay for this Transaction:

1.1. Deposit information interface

 

Figure 1: interface for deposit information, look up the deposit history

 

After the customer logs in and selects the “deposit” function, click into “Fiat Money”, the system turns the customer to “Deposit VND” page. At here, it is also integrated with looking up customers’s deposit information at “Deposit history”.

 

Item 1: Customers select the bank from the list of banks that CoinExtra supports.

Item 2: Select payment methods, including: Internet Banking, Mobile Banking, Paying at counter.

Item 3: Enter the amount customers want to deposit

Item 4: "Deposit" button : after completing the information at the three fields above, customers click “Deposit” . The system automatically turns the customer to the "Transaction Details" page.

Item 5 : Display necessary notes

Item 6 : Search on day( from day)

Item 7: Search on day( to day)

Item 8 : Seaching status conclude: Excuting, Completed, Cancelled

Item 9 : After filling fully information about time, status, users will click into “Search”=> The system displays order book created by customers according to the login name and are sorted into the time the customer initiates the order. If there aren’t any results, the system displays “No results”..

 

Fields in the searching list:

- Order time: The time that the customer initiates the order (taking the time when the customer presses the "Deposit" button).

- Transaction code: Transaction code is generated when the customer initiates the order.

- Bank: The name of the bank the customer chooses to trade.

- Amount: Amount the customer want to deposits into the system.

- Status: The current status of the transaction on the system.

 

Error messages on the deposit interface:

- The message: "Deposit amount is below xxx.xxx VND" when the customer enters the amount less than the limit allowed by the system. Among them, xxx.xxx is the minimum deposit limit configured on the system

- The message "The deposit amount is in excess of the transfer limit xxx.xxx.xxx VND" when the customer enters the amount which is greater than the transfer limit allowed by the bank for each payment method.

- "Failure, please try again later" when the system occurs incident during process of customer: failure of network, hanging server...

- The message "Request for deposit is cancelled successfully" appears at the top of the deposit interface, after the customer presses the "Cancel" button at the detailed interface, the system will return the customer to the deposit interface.

 

1.2. The deposit detail interface

 

Figure 2: Deposit detail interface

 

Once the customer has filled fully required information and clicked "Deposit", the system will automatically turn the customer to The deposit detail page.

 

On The deposit detail interface, it displays detailed information as follows:

- Bank: The name of the bank which the customer transfers the money into.

- Account number: Benificiary’s Account number

- Account holder: Benificiary’s account name.

- Branch: Benificiary’s bank Branch.

- Method: The method of payment chosen by the customer.

- Amount: Amount customers want to deposit (fill into “Amount’’ field on the deposit interface)

- Fees: Transaction fee according to CEE’s regulations

- Actual amount of transfer: actual value is calculated by "amount + fee"

- Content: The system automatically creates content transfer, the content should be unique

 

When the customer Clicks "Back", the transaction will not be created; click "Confirm", the system confirms that the deposit request has been created successfully and display details of that deposit request, framework for uploading proof of payment.

 

Customers click "Cancel", the system will confirm transaction cancellation of customer.

 

Figure 3: Deposit confirmation

2.1. Withdrawal information interface

 

Figure 4: Withdrawal interface

 

After the customer logs in and selects the “Withdraw’’ function, the system turns the customer to the Withdrawal information page. At here, it is also integrated with looking up customers’ deposit information at “Withdraw history”.

The customer enters the amount of money he wants to withdraw at “Amount” field.

The customers choose the bank from bank list at “Bank” field.

 

Fields in the searching list:

- Order time: The time that the customer initiates the order (taking the time when the customer presses the "Withdraw" button).

- Transaction code: Transaction code is generated when the customer initiates the order.

- Bank: The name of the bank the customer chooses to trade.

- Amount: Amount of customer want to withdraw from the system

- Status: The current status of the transaction on the system.

 

2.2. Withdrawal request detail interface

 

After entering the amount of money to withdraw, select the benificiary bank and click “Confirm”. The system will go to The withdrawal request detail page.

 

Figure 5: Withdrawal request detail

 

The withdrawal request detail interface includes information as follows:

- Bank: The bank the customer chooses to withdraw

- Account number: Benificiary’s Account number

- Account holder: Account holder name

- Quantity: The amount of money the customer wants to withdraw

- Fees: Transaction fee according to CEE regulations

- Actual amount of receiving : The amount of money received by the customer, the actual value received concludes "Quantity - Fee"

- Contents of the transfer.

- Two-factor authentication code.

 

After checking the information at The withdrawal request detail interface, the customer enter the two factor authentication code and click "Confirm" to send the withdrawal request to the system, press "Back" to return to the “Withdraw” page.

a. CoinExtra will timely update Your selling and purchasing power, in both Market Order and Limit Order method, for You to be aware of the maximum amount of the Fiat Currency and Cryptocurrencies You are entitled to use at this time.


 

b. For Market Order method, You are entitled to choose one or all of the options as below:

 

(i) Minimum amount of the Cryptocurrencies You hope to buy or sell;

 

(ii) Maximum price of the Cryptocurrencies You hope to pay the Seller or receive from the Buyer;

 

(iii) Displaying Orders from the Sellers or Buyers who have completed the verification of their Account;

 

(iv) Displaying Orders from the Sellers or Buyers who have bank accounts at the same bank as Yours.

 

Upon Your selection, CoinExtra will automatically filter all Orders available at this moment and just display any Order that matches with Your option(s).

 

c. For Limit Order method, You are entitled to request CoinExtra to buy or sell any amount of the Cryptocurrencies that is left from the recent Transaction.


 

In particular, for example, You hope to buy 01 Bitcoin and publish a buying Order to the Website; You have made a Transaction with another Member to purchase 0.75 Bitcoin from him. The residual amount will be automatically purchased by CoinExtra until it reaches 01 Bitcoin as Your desire.

By carefully nurturing and nourishing handy services that provide drastic support for cryptocurrency transactions all over the world, CoinExtra has been firmly building up a safe environment where numerous buyers and sellers can be easy to trade directly for prosperity without any intermediaries, and through the forms, transactional tools we provide, can complete Crytocurrency purchasing and selling quickly, simply and economically.
No. We provide a service to support exchange, purchase and sale need of digital money between individuals and organizaions. You can always buy a certain amount of Cryptocurrency from another member who post a Market Order to sell them. All we do is provide a safe and simple environment to trade. We guarantee that buyers get their bitcoins and sellers get their money at agreed price.
For the convenience of management, CoinExtra keeps a record of your personal information and related settings in the Account section. You may access to this section to update or modify personal information as necessary.
You are almost free to decide the amount of cryptocurrency to be brought in a transaction with other members on CoinExtra. The minimum amount of Cryptocurrency you can purchase with a transaction is different, in proportion to each kind of Cryptocurrency:
With Bitcoin, minimum amount is 0,01 BTC
With ETH, minimum amount is 0,1 ETH
With Tether Coin, minimum amount is 10 USDT
In this case, please directly contact to owner of the account you have just mistakenly sent an amount of Cryptocurrencies to request for a return of that amount. As a supervisor to all transactions, CoinExtra will support you, at your request, by providing transaction documents and proofs. You can use those documents and proofs when negotiating and persuading the owner.
Please be noted that Cryptocurrency transactions are irreversible, so that, once you have sent money to wrong address, it is not possible for you or CoinExtra to reverse it. In the same cases, please note that the same wallet can have multiple incoming addresses. The Bitcoin protocol ensures that Cryptocurrencies are not sent to an address that does not exist, but they can be sent to addresses which are inactive or not controlled by anyone.
Due to the nature and feature of Cryptocurrency, Cryptocurrency deposit from a particular source into your Account at CoinExtra will largely depend on the speed of the blockchain system.
Generally, the withdrawal from your Account at CoinExtra to another account will be made within 72 hours.
Users cannot change their email address by themselves. If you wish to change your current email address, we kindly ask our users to contact support for further assistance.
In case you have forgotten your password which you have used with CoinExtra, please use the following steps to successfully reset your password:
Visit the Password Reset page [or insert link,
Enter your registered email address and click “reset password”;
This will send an email to the above email address with link to open the new password page;
Type in the new password you want to use, twice, and click the confirmation button.
Back to Home and Re-Sign in with new password.
We strongly suggest you change the password that is given to you as soon as possible.
For some special cases, we will require you to provide personal information or complete an extended ID verification check.

The transfer from The Buyer to The Seller in a Transaction is made from the Buyer's account to the Seller's bank account. CoinExtra is committed to not interfering with or performing any activity that may affect the transfer or receipt of this Payment.