The registration address of shandong heinrich steel structures ltd. Is located in the fifth block of the village west of the hinhong street office in chining county, shandong province, with the registration authority being the market supervision authority of jinn county, with the legal personality representing tong keqiang, and covering general projects: construction of metal structures; sale of metal structures; engineering services; construction of garden greening works; management of municipal facilities; construction of sports site facilities; installation of general mechanical equipment; construction of metal doors and windows; rental of mechanical equipment; leasing of construction engineering machinery and equipment; advertising; manufacture of metal materials; manufacture of specialized equipment for environmental protection; manufacture of specialized equipment for oil drilling; sale of specialized equipment for oil drilling; sale of equipment for the exclusive purpose of e...