GrandPak UHT sterilizer is a tubular sterilizer developed in cooperation with European top equipment manufacturers and combined with China's national conditions. The machine has modular design, reasonable structure, advanced process and less floor space, high sterilization efficiency and stable operation. It is made up of several groups of tubes effectively combined according to the technological process, and can complete heating, heat preservation, heat recovery and cooling at the same time in the same unit. The centralized control of sterilization temperature automatic control, recording, alarm can be realized through PLC, with high degree of automation, operating in a stable manner.