The general business projects include: Technical research and development and sales of building decoration materials, electronic products, digital products, communication equipment, computer software and hardware, and accessories; Sales of household appliances, household products, clothing, clothing, shoes, hats, health products, rubber products, jewelry, automotive parts, daily necessities, cultural and sports products, and agricultural and sideline products; Domestic trade (excluding exclusive, controlled, and sold goods), import and export of goods and technology. (Except for projects prohibited by laws, administrative regulations, and decisions of the State Council, restricted projects must obtain permission before operation. ) The licensed business project is: Sales of medical devices.