Industrial fermenter is an industrial equipment used for microbial fermentation. The main body is usually a stainless steel main cylinder with a volume of 1 m3 to several hundred m3. In design and processing, the structure must be tight and reasonable. It can withstand steam sterilization, has certain operational flexibility, reduces internal attachments (avoiding dead corners), has sturdy materials and energy transfer performance, is easy to clean and reduces pollution, and can be adjusted. Suitable for producing various products and reducing energy consumption.