High-pressure steam sterilizer can kill all microorganisms including spores by using high-pressure steam sterilization method. High-pressure steam sterilization method is the most widely used sterilization method with the best sterilization effect, which is applicable to medical and biomedical scientific research institutions at all levels, such as pharmaceutical, food, university, animal husbandry, disease control, hospital etc. High-pressure steam sterilizer are applicable to sterilization of different items, such as sterilization of instruments, dressings, rubber, liquid, glassware, culture media, waste etc. High-pressure steam sterilizer has advantage in the high-quality stainless steel liner, multi-level protection, safety and reliability, PID precise intelligent controlling, convenient operation, and multiple modes.