The general business items are: Sales of hardware products, plastic products and electronic products, import and export of goods and technologies; Sales of labor protection products. (Except for the items prohibited and required by laws, administrative regulations or decisions of the State Council to be approved before registration); Sales of outdoor products; Sales of intelligent on-board equipment; Sales of rubber products; Sales of electronic products. (In addition to the items that must be approved according to law, the business activities shall be carried out independently according to law with the business license), the permitted business items are: Production and processing of hardware products, plastic products, and electronic products; R&D and sales of Class II medical devices; Manufacturing of rubber products; Manufacture of other electronic devices.