IOST ROI is an open source ROI game that guarantees 100% transparency and fairness to all players, and contracts run permanently on the IOST blockchain. When you deposit in IOST, you can start to withdraw every minute. As long as there is money in the contract, You can withdraw 5% of your deposit every day until the investment matures. You can deposit more money at any time to get higher returns. For each deposit, the contract will allocate 5% to the referral, 5% to the platform developer, and 3% for promotion and 2% for a marketing fee. The referral reward will be transferred directly to the inviter's account.