Product features: A one-time sterilization equipment specifically designed for liquid food materials such as dairy products, juices, and beverages. To extend the shelf life of materials through sterilization and cooling, different process combinations can be designed according to users' different process requirements for heating, sterilization, insulation, and cooling of different materials. It has various safety protection measures, high temperature alarms, and low temperature reflux functions. Pre filling treatment for fresh dairy products (such as cow's milk, goat's milk, mare's milk, etc.); Sterilize seasoning soy sauce vinegar, homemade ingredients, etc. before packaging; Liquid foods such as fruit juice, beverages, tea drinks, beer, etc. can extend their shelf life through pre-treatment before packaging.