General Business Items:**
Technical services, technical development, technical consulting, technical exchange, technology transfer, and technology promotion;
Sales of machinery and equipment;
Sales of mechanical parts and components;
Sales of office equipment;
Sales of valves and cocks;
Wholesale of hardware products;
Sales of metal structures;
Manufacturing of rubber products;
Sales of rubber products;
Sales of high-quality synthetic rubber;
Sales of specialized rubber processing equipment;
Sales of ships;
Sales of chemical products (excluding licensed chemical products);
Retail of hardware products;
Sales of handicrafts and ceremonial articles (excluding ivory and its products);
Wholesale of handicrafts and collectibles (excluding ivory and its products);
Sales of refractory materials;
Sales of thermal insulation materials;
Sales of glass fiber and related products;
Retail of clothing and accessories;
Retail of footwear and hats;
Import and export of goods;
Import and export of technologies;
Sales of packaging materials and products;
Sales of plastic products;
Sales of toys;
Retail of sporting goods and equipment;
Sales of wooden toys;
Retail of stationery;
Sales of specialized labor protection products;
Retail of medical protective equipment;
Sales of labor protection articles;
Sales of sewing machinery;
Sales of specialized plastic processing equipment;
Sales of luggage and bags;
Urban greening management;
Landscaping engineering construction;
Building cleaning services;
Housekeeping services;
Professional cleaning, sanitization, and disinfection services.
*(All above items can be independently operated with business license, except those subject to governmental approval)*

**II. Licensed Business Items:**
Construction project contracting;
Construction engineering design;
Urban construction waste disposal (transportation).
*(Items shall be operated only upon approval by relevant authorities in accordance with the law)*