There are records of supplier audit and factory inspection from the beginning of ordering raw materials, and there are tracking records of external inspection, quality, production and procurement for sample delivery, sample, small batch supply and formal supply; Records of unqualified products, qualified products, pending treatment, scrapping and degraded use of semi-finished products and finished products in circulation; Warehouse design material card, material transaction card and other records.

The products are delivered to customers, and there are various forms and records such as outbound order, delivery note, delivery note, inspection report, sampling environmental test, trademark, etc.

A formal company, which pays attention to error prevention and emergency rescue measures, will generally formulate a system and process, that is, put an end to mistakes in all aspects of the company's operation, such as human-machine law, and organize rescue work in time when mistakes have occurred.