General business items are: Internet technology support; Network technology development (excluding Internet access service); Communication network consulting, information system integration, information technology consulting (excluding restricted information); Automobile rescue; Automobile technical support; Car driving, car rental; Agency for annual review of automobiles; Automobile information consultation; Engaging in advertising business; R&D and sales of electronic products, hardware products, plastic products and their accessories (excluding waste plastics), rubber products, digital products, smart homes, household appliances, commercial appliances, auto accessories, furniture products, electronic equipment design, kitchen appliances, general merchandise, outdoor supplies, sports goods, LED lamps; Design, R&D and sales of gas appliances, water purification equipment, air purifier equipment and smart home system; Sales of home textiles, clothing, shoes and hats, cosmetics; Operation of e-commerce (if it involves pre administrative license, it can only be operated after obtaining the pre administrative license document); Domestic trade, import and export of goods and technologies. (Except for the items prohibited by laws, administrative regulations and decisions of the State Council, the restricted items can only be operated after obtaining permission), the licensed items are: Internet information services; Car maintenance, car washing.