ICBC can use rubles to buy foreign exchange, and the steps are as follows:

1. After downloading the China Industrial and Commercial Bank app, register and log in and open the home page.

2. Drop down, find all options and click Enter.

3. After entering, drop down and select settlement and sale of foreign exchange in the investment and wealth management category. There is a lot of money in it. When you find the ruble, click in.

4. Finally, just read and fill in the relevant policies and procedures. Similarly, if you need to change into RMB, you can choose foreign currency settlement on the third page.