Wholesale and retail: Meat, primary agricultural products (excluding live poultry), aquatic products, pre-packaged food, automobiles, cosmetics, food, knitwear, daily necessities, hotel supplies, leather products, toys, paper products, office supplies, sports Supplies, electronic products, pet food, fertilizers, jewelry, handicrafts (except ivory and its products), calligraphy and painting, hardware products, general machinery and equipment, non-ferrous metal mineral products (excluding franchise), communication equipment, radio and television equipment; Information systems Integration services, Internet information services, computer software development, design, production, sales, technical consulting, and technical services; Technology development, technical consulting, technical services, and technology transfer in the field of network technology; Logistics information consulting; Commission agency (except auctions) ), import and export of goods or technologies (except for the import and export of goods and technologies that are prohibited by the state and related to administrative approval), customs declaration business; Social and economic consulting, intellectual property services, corporate management services; Advertising design, production, release; Artistic creation and performance; Conference service, exhibition display service;