Computer technology promotion services, Software Development, Information system integration services, Information technology consulting services, Computer network system engineering services, Business Information Consulting, Import and export of goods or technology( Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval), Business agency, Conference and Exhibition Services, Professional design services, Photography Services, Advertising, Accounting、 Audit and tax services。 Sale: agricultural and sideline products, food, Textile、 Clothing and daily necessities, culture、 Sporting goods and equipment, Mineral Products, Building materials and chemical products( Except for hazardous chemicals), car、 Motorcycles and spare parts、 Auto Parts、 Arts and Crafts、 Petroleum products( Except refined oil)、 Home appliances and electronic products, computer、 Software and auxiliary equipment, Mechanical equipment, Hardware and Electrical, furniture。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)