MUSystem is unique Savings System based on a mathematical algorithm developed by the great mathematician Sergey Mavrodi. Deposit and Withdraw at any time you want! Profit +10% per pack (time interval). First Refund 60% - this part of your deposit amount will be sent back to your wallet right after your deposit, HODL IT! Guaranteed return 70% of the initial amount in any case and regardless of the duration of participation. Compensation transaction fee. Referrals 5%.