The registration address of hua'an shing (beijing) science and technology ltd. Is in the mountains of beijing city. At no. 1-1603 east western luyu street, the registration authority is the beijing city housing mountain market supervisory authority, represented by the legal person hu jin bong, which operates in areas such as technology development, technical services, technology transfer; installation, maintenance of electronics; economic information consultancy; sale of electronics, computer software and hardware and peripherals, electronic metaware, safety prevention technology products. (the subject of the market may, in accordance with the law, freely choose to operate projects and carry out business activities; projects which are subject to legal approval and which are subject to the approval of the relevant sector; and activities in which the state and municipal industrial policy prohibits and restricts such projects