Feature: this system can effectively prevent liquid mushroom spawn (LMS) from being polluted. Functions: automatic control on whole process of making LMS, these processes include circulating heating on medium, sterilization, rapid cooling, automatic aseptic delivery; uniform air supply in mycelium cultivating process; regulating on culture temperature of LMS, non-pollution delivery of LMS to inoculating machine; online cleaning and sterilizing device for medium transport pipelines, LMS culture pot, LMS transport pipelines,inoculating machine. Main constitutes: sterilizing, cooling, delivering system for medium; cleaning and sterilizing system; sterile compressed air system. Different specifications of antipollution LMS culture system can be customized depending on user’s requirement.