Coupon Rules Trading Fee Cashback Coupon 1. Only used for the contract trading fee; 2. Must be used before the expiration date, otherwise, it will become invalid; 3. The reward can be directly transferred; 4. Select the order that meets the requirements after claiming the coupon; 5. The trading fee only applies to orders that have been executed on the day; 6. In the one order, only one of the loss deduction coupons or the trading fee cashback coupons can be used; Contract Voucher 1. Issued to USDT- Perpetual contract account ;2. Must be used before the expiration date, otherwise, it will become invalid;3. It can be directly used as the opening margin of USDT contracts, and the voucher will be used first;4. Any profits made from the trades can be withdrawn, but contract vouchers cannot be directly withdrawn;5. Can be used to open trades, pay fees, and cover losses; Contract bonus Coupon 1. Preferentially used for opening positions, paying trading fees and funding rates, and offsetting position losses;2. Must be used before the expiration date, otherwise, it will become invalid;3. If the bonus is exhausted or the profit and loss meet the profit requirement, the account transfer will not be restricted;4. If the profit requirement is not met, the profit part of the position can be transferred out after the bonus recovery is completed;5. During the period of use, it is strictly prohibited to open long and short double-openings for a single account, and it is strictly prohibited to open such operations between multiple accounts, the violator will be banned; Loss deduction coupon 1. Only to be used for USDT-Perpetual contracts ;2. Must be used within the validity period, and loss records that meet the threshold will be deducted;3. You can deduct only one loss record (in one order) at a time if it meets the loss threshold;4. Losses already deducted cannot be deducted with this coupon;5. During the period of use, it is strictly prohibited to open long and short double-openings for a single account, and it is strictly prohibited to open such operations between multiple accounts, the violator will be banned;