To exchange ETH for Russian standard RUB, you need to follow a few steps:
Fill out an application, indicating the amount of eth for the exchange, Russian standard card number, telegram and e-mail.
Payment is made from a third-party VISA systеm.
Read the terms of the agreement for the provision of exchange services, if you accept them, check the appropriate box. And create an application.
After sending ETH, wait for 12 network confirmations.
Use ETHEREUM (ERC20). When paying from another network, the payment is lost.