Announcement from Ouyi on the official launch of SOPH perpetual contract

Dear Ouyi user: Ouyi will officially launch the SOPHUSDT perpetual contract on May 28, 2025 at 9:30pm (UTC+8) on the web, app, and API. The detailed rules are as follows: Contract Introduction Contract Elements | Details| Underlying Contract | SOPH/USDT Index| Settlement cryptocurrency | USDT| Face value of the contract | 100| Price quotation | quote based on USDT price of 1 SOPH| Minimum price change (Tick size) | 0.00001| Leverage | 0.01~50x| Funding rate | clamp [average premium index+clamp (interest rate - average premium index, 0.05%, -0.05%), 1.50%, -1.5%] Average premium index and interest rate calculation. For details, please refer to the product documentation| Fee collection frequency (Funding interval) | 4 hours| Trading hours | 7 x 24 hours| Note: The premium when the new contract is launched is relatively unstable. To avoid unreasonable collection of funding fees, the upper limit of the funding fee rate will be calculated at 0.5% before 00:00 on May 29, 2025 (UTC+8). After 00:00 on May 29, 2025 (UTC+8), the upper limit of the funding fee rate will be adjusted back to the normal 1.5% [The actual collection time of funding fees for this period will be 4:00 am on May 29, 2025 (UTC+8)]. If there is a deviation in the price of this contract, the funding rate will be adjusted according to market conditions. In addition, the limit trading rules of SOPHUSDT perpetual contract are consistent with other currencies. For details, please refer to the perpetual contract explanation document: USDT margin perpetual contract: Ouyi perpetual contract user agreement Ouyi will continue to provide you with better products and services! Ouyi team May 28th, 2025