General projects: Technical services, technical development, technical consulting, technical exchange, technology transfer, and technology promotion; Manufacturing of lighting fixtures: Sales of lighting fixtures, manufacturing of electronic components; Wholesale of electronic components; Manufacturing and sales of daily wooden products; Hardware product manufacturing: Retail of hardware products; Sales of plastic products: Internet sales (except for the sale of goods that require permission). (Except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law) License projects: Various engineering construction activities, technology import and export; Import and export of goods. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments. Specific business projects are subject to approval documents or permits from relevant departments