It has a place for processing food raw materials, food processing, sales and storage that is suitable for the variety and quantity of food it deals in, and keeps the environment of the place clean and tidy, and keeps a prescribed distance from toxic and harmful places and other pollution sources. It has business equipment or facilities suitable for the variety and quantity of food it deals in, and has corresponding equipment or facilities such as disinfection, changing clothes, washing, lighting, ventilation, corrosion prevention, dust prevention, fly prevention, rodent prevention, insect prevention, washing, wastewater treatment and garbage and waste storage. There are full-time or part-time food safety managers and rules and regulations to ensure food safety. It has a reasonable equipment layout and technological process to prevent the food to be processed from cross-contamination with direct food, raw materials and finished products, and to prevent the food from contacting with toxic and unclean substances.