The registered address of the north heavy mechanics manufacturing company, limited, is located on the west side of the village of mongang, in the town of boguzhou, in hebei province. The registration authority is the market supervision authority of the boeing city, represented by a legal person, ko su ling, and operates on a metal-forming machine bed. Tablets, utensils, machine beds and accessories, circa, mining equipment production and sale; sale of castings, valves; maintenance of machine bed tools; welding process; mechanical processing** (project authorized by law, subject to the approval of the relevant department; general operating project, which may operate autonomously by law)