the quality inspection department is mainly responsible for the inspection of products (including raw materials, semi-finished products and finished products), and only produces inspection results.

the quality control department is responsible for quality management, including quality documents, statistical analysis of process monitoring, product release, management of nonconforming products, investigation and handling of quality accidents, investigation and improvement of customer complaints, supplier management, etc. In some companies, the quality control department is also responsible for the quality management system.