Odaily News According to the official announcement, HashKey Global will launch the U-standard Safe (SAFE) perpetual contract at 16:30 on October 29, 2024. The underlying asset is the SAFE/USDT index, the settlement currency is USDT, the contract value is 1 SAFE, the minimum price change is 0.0001, the maximum leverage is 10 times, the funding fee cap is +0.75%/-0.75%, and the funding fee is settled every 8 hours.