General items: Supply Chain Management Service, import and export of goods, export of goods, import and export of goods, import and export of goods and export of goods Technology import and export; Import and Export Agency; Technology intermediary services; Intellectual Property Services (except patent agency services); General cargo warehousing services (excluding items requiring licensing approval such as hazardous chemicals); Conference and exhibition services; Food sales (pre-packaged food only); Food internet sales (pre-packaged food only); Car sales; Knitted textiles and raw materials sales; Electronic products sales; Retail food products; Production, sale, processing, transportation, storage and other related services of agricultural products; Wholesale of fresh fruits; Retail of fresh fruits; Sales of Arts and Crafts and ceremonial articles (except ivory and its products); Wholesale hardware products; Retail hardware products; Non-metallic mineral and products sales; Metal ore sales; Chemical products sales (excluding licensed chemical products); Coal and products sales; Construction waterproof roll products sales; Sales of petroleum products (without dangerous chemicals); Wholesale of refined oil products (without dangerous chemicals); Sales of lubricants; Sales of specialized chemical products (without dangerous chemicals); Sales of non-edible vegetable oils; Sales of rubber products; Sales of mechanical equipment; Sales of terminal measuring equipment; Sales of glass instruments; Sales of electrical instruments; Sales of construction materials (except for projects subject to approval according to law, independently carry out business activities according to law with business license)