General projects: Technical services, technical development, technical consultation, technical exchange, technical transfer, technical promotion; Network technical services; Software development; Network and information security software development; Information technology consulting services; Enterprise management consulting; Marriage introduction services; Cultural and entertainment broker services; Internet sales (excluding sales of commodities that require permits); Goods import and export (except for projects that must be approved in accordance with the law, business activities shall be carried out independently in accordance with the law on the strength of the business license).