The general business projects are: Hardware product research and development; Manufacturing of electronic components; Manufacturing of other electronic devices; Manufacturing of metal daily necessities; Manufacturing of specialized equipment for semiconductor devices; Manufacturing of calculator equipment; General equipment manufacturing (excluding special equipment manufacturing); Mechanical parts and component processing; Manufacturing of metal processing machinery; Rubber product manufacturing; Manufacturing of plastic products; Industrial robot manufacturing; Manufacturing of computer software, hardware, and peripheral equipment; Manufacturing of audio equipment; Manufacturing of wearable smart devices; Operation of wires and cables; Wholesale of electronic components; Sales of plastic products; Sales of electronic products; Sales of rubber products; Sales of metal products; Sales of household appliances. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law), the licensed business projects are: Import and export of goods; Technology import and export. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or permits issued by relevant departments. )