More about Crypto Ruble
A crypto-ruble is a "stable token" tied to the exchange rate of the ruble, that is, the cost of one RUBM will always be one ruble. With which you can pay for goods and services, as well as send to other users without a fee!
When you buy a Crypto Ruble, funds are deposited in the reserve. Thus, the number of rubles in the reserve fund and the number of sold crypto rubles is always the same, that is, you can always cash out your crypto rubles!