Technical development and sales of computer technology software; Wholesale and retail of electronic products, sports cameras, tachographs, household appliances, auto parts, LED lights; Design and technical development of electronic products, daily necessities, hardware accessories, kitchen appliances, keyboard and mouse; Business information consulting, enterprise management consulting, investment consulting (excluding talent intermediary services, securities, futures, insurance, financial business and other restricted items); Technical development and technical consultation of network information technology; Market research; Supply chain management; Database service; Brand management; To engage in e-commerce, domestic trade, import and export of goods and technologies (except for the items that must be approved before registration as required by laws, administrative regulations and decisions of the State Council). (If the enterprise operation involves administrative license, it can be operated only after obtaining the administrative license document)