VIP service can only be bought with HT.
VIP can enjoy discount of fee in trading. VIP of different level enjoys different discounts.
VIP can be renewed and upgraded.
VIP discount and Point Card can be used at the same time. The discount is applied before Point Card pays for the fee.
The discounted fee of VIP = original fee * discount.
For example, if your trading fee is 10 USDT,
Ordinary user: fee = 10 USDT
VIP (20% discount) user: fee = 10 USDT * (100%-20%)
If you (VIP user) have a Point Card, your Point Card will automatically pay 8 points fee.