Ouyi will remove XLMUSD, ATOMUSD, OPUSD, and TRXUSD perpetual contracts on August 15, 2025 at 4:00 PM (UTC+8). matters needing attention: -The offline contract will use the arithmetic mean of the Euro Index one hour before the deadline as the delivery price. -The current funding rate for offline transactions is 0, and no funding fees or delivery handling fees will be charged during delivery. -After the contract is taken offline, users with a position value greater than $10000 will be restricted from transferring assets for 30 minutes.