2. Double-hand tray technology: Double-hand trays are usually suitable for transporting large and heavy meals, drinks and tableware held by rectangular trays, so as to facilitate catering service personnel to travel back and forth between the service desks and service cabinets in kitchens and restaurants. The operation method of the two-handed tray is: put the entrusted items on the tray evenly according to the size, reach out and grasp the middle parts at both ends of the tray, raise your hands and put the tray on your chest in a balanced way.
3. Shoulder plate technology: Shoulder plate is often used in banquets or western-style catering services.