How about Ouyi Exchange?

Ouyi Exchange is a world-leading digital asset trading platform with the advantages of safety and reliability, smooth transactions, rich products, and excellent customer service. Provide global users with diversified services such as currency trading, margin trading, futures trading, perpetual contract trading, mining pools, and wallets. Safe and reliable: Ouyi Exchange adopts industry-leading security technologies, such as hot and cold wallet separation, multi-signature, etc., to ensure the safety of user funds. Smooth trading: Ouyi Exchange has a strong technical team and operation team to provide users with a stable and smooth trading experience.