The registered address of shenzhen city precision machinery ltd. Is located at no. 204 on the eastern neighbourhood of boang street, shenzhen city, at no. 94, with the registration authority being the booan supervision department of the shenzhen market supervision authority, representing wang young-yun, and operating in the area of chemical products (without dangerous chemicals, toxic chemicals, oil products), building materials, smt machinery equipment, specialized equipment, robotics, industrial equipment, electronic manufacturing equipment, computers and surrounding equipment, transport equipment, electrical machinery, communications equipment, electronics, sales of office machinery and maintenance services. Maintenance of instruments。