Beijing jiahuesingda technology ltd. Is registered at 916th floor, 19th floor, kinshashi street, beijing gate trench district, with the registering authority being the market supervision authority of the beijing gate gap area, with legal representatives zhang wai, operating on general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; professional design services; outsourced engineering works; sale of electronics; retailing of hardware and hardware in hardware, computers and assistive equipment; sale of fire protection equipment; sale of sound equipment; repair of electrical appliances for daily use; repair of general purpose equipment; repair of communications equipment; computer system services; information systems integration services; software development; property management; engineering technical services (except for planning and management, surveying, design, supervision); sale of security equipment; engineering management services; sale of medical equipment in category i; and sale of medical equipment in category ii. (ii) licensing of projects (in addition to those subject to legal authorization, the operation of which is carried out on an autonomous basis under a licence): construction work. (a project subject to approval by law may only be carried out with the approval of the relevant department, depending on the documents or licences approved by the relevant department) (no activity shall be carried out in the category of projects prohibited and restricted by the state and municipal industrial policy