Carry out import and export of various commodities and technologies to neighboring countries through border small-scale trade; Except for goods and technologies that are restricted for import and export by the state。 Allowing the operation of scrap steel under border trade、 scrap copper、 scrap aluminum、 waste paper、 Import of five types of waste materials such as waste plastics operated by state-approved companies, Import and export of goods and technology, fruit, Agricultural and livestock products, Purchase and sale of cattle and sheep skins, Hardware and Electrical、 Electronics、 power tools、 Home appliances、 Mechanical and electrical equipment、 Mechanical equipment and accessories、 communications equipment、 fitness equipment、 Building Materials、 Decoration materials、 steel、 ceramic products、 Chemical raw materials and products( Removal of dangerous goods)、 Computers and accessories、 Computer supplies、 office equipment、 Stationery and sports supplies、 Packaging materials、 Craft gifts、 Toy、 Metal materials、 Refrigeration equipment、 Clothing, shoes and hats、 leather goods、 Textile machinery accessories、 Knitted textiles、 cleaning supplies、 cosmetic、 Daily necessities、 Plumbing equipment、 Mineral Products、 Non-ferrous metals, Interior design、 Equipment rental、 House rental, Computer hardware and software、 Internet Technology, Computer and Electronic Technology Information, Information Services, Translation services, Logistics Information Services。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)