The registration address of heinricha mechanical science and technology ltd. In nanjing is located at 288 qingyang road, yongyang street, nanjing city. The registration authority is the executive board of the nanjing water district, represented by a legal person, and covers general projects: sale of gas-powered machinery and components; sale of rubber products; sale of metal materials; sale of specialized equipment for the protection of the environment; sale of instrumentation; repair of general equipment; installation services for general mechanical equipment; development of mechanical equipment; sale of mechanical equipment; sale of metal tools; research and development of metal products; sale of metal products; sale of moulds; sale of mechanical parts, parts and components; retail sale of hardware products (run autonomously on the basis of a legal licence, with the exception of legally authorized projects)