The registered address of the company is located in Botou Economic Development Zone, Cangzhou City, Hebei Province. The registration authority is Botou Market Supervision and Administration Bureau, and the legal representative is Cao Jian. The business scope includes the installation of environmental protection special equipment and dust removal equipment accessories; Production and sales of ventilation ducts and accessories for desulfurization equipment, conveying equipment, unloaders, valves, oil pumps, breeding equipment, tile presses, transmission equipment, automotive heaters; Mechanical processing (projects that require approval by law can only be operated after approval by relevant departments)