Licensed Projects: Import and export of goods( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business items are subject to the approval results.) General Projects: Metal cutting and welding equipment manufacturing, Manufacturing of metal chains and other metal products, Metal surface treatment and heat treatment processing, Metal material sales, CNC machine tool sales, High-speed precision heavy-load bearing sales, Sales of wind turbines and parts, Manufacturing of metal parts for construction, Auto parts wholesale, Mining machinery sales, Manufacturing of forgings and powder metallurgy products, Mining machinery manufacturing, Bearing manufacturing, Fastener Manufacturing, Common non-ferrous metal smelting, Non-ferrous metal rolling processing, Non-ferrous metal casting,Metal material manufacturing, Metal cutting services( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)