[OKX to Adjust HUSDT Perpetual Contract Tiered Margin Rules] OKX has announced that it will adjust the tiered margin rules for HUSDT perpetual contracts on October 14, 2025, from 14:00 to 22:00 (Hong Kong Time) to enhance market liquidity. After the adjustment, the maintenance margin rate for users' positions may be affected. Users are advised to close positions, reduce positions, or add margin in a timely manner to avoid the risk of forced liquidation. The adjustment time may vary depending on market conditions. Please refer to the position tier description to confirm the effective status.