[Gate Launches OURAUSDT Perpetual Contract Pre-Trading] Odaily Planet Daily News - According to official sources, Gate has launched OURAUSDT perpetual contract pre-trading (USDT-settled), supporting 1-10x leverage. Oura Ring is a leading brand in the global smart ring market, focusing on smart health rings and providing health data monitoring services such as sleep, heart rate, body temperature, and stress through a combination of hardware and subscription-based membership models.