The registered address of jianjin sengmin mining equipment ltd. Is the village of lu zheng, a 20-mile street in the city of jining, shandong province (within the premises of the canal plant in the city of jining city), with the registration authority being the city market supervisory authority of tsao, represented by a legal person, and covering general projects such as the manufacture of specialized equipment (other than licensed professional equipment); the manufacture of mines and machinery; the sale of mine machinery; the development of metal products; the manufacture of metal chains and other metal products; and the manufacture of safe, fire-fighting metal products. (in addition to the projects for which authorization is required by law, the operation is carried out on an autonomous basis with a licence)