Huobi Futures plans to delist USDT/USD futures (Weeekly, Bi-weekly, Quarterly, Bi-quarterly) at 08:00 on October 20, 2020 (UTC). The platform will use the arithmetic average of its index prices in the last hour as the delivery price to close all open positions of this futures. At that time all open orders of this futures will be canceled. If the index prices are abnormally manipulated in an hour before the delisting, the platform may adjust the delivery price to a reasonable level according to the actual situation.