(a) the registration address of pep precision gate control ltd. In guangzhou city is located on the first floor of the 7th floor of ji-chun south-east street, sanchomura, haiju district, guangzhou city. The registration authority is the market supervision authority of haiju district, guangzhou city. The legal entity is represented by chen ji-wei, who operates in the areas of research and development of electronics, communications and automated control technologies; retailing of safe technology products; retailing of hardware; wholesale trade in goods (except for licensed goods); retail trade in goods (except for licensed goods); installation of doors and windows;