Details are as follows:

First, open the mobile banking of CCB, find the item of "wealth management products" and click Enter.

2. After entering the wealth management products, find the item of "settlement and sale of foreign exchange" and click Enter.

Third, after entering the settlement and sale of foreign exchange, find the item of "RMB purchase of foreign exchange", and then various exchange rates will appear.

4. Drop down to the bottom, find the item "RMB purchase of foreign exchange", and click Enter.

5. After purchasing foreign exchange, select the currency to be purchased.

Sixth, then enter the amount and purpose of foreign exchange purchase, and finally submit it to complete the purchase of foreign exchange by mobile banking.