Engages in the manufacturing and sales of mining support accessories, construction anchoring agents, bolts, washers, fasteners, traffic facility accessories, rigging, railway accessories, electrical equipment, photovoltaic accessories; hardware tools, labor protection products (excluding safety protective products), mechanical and electrical products (excluding passenger cars), building materials (excluding wood), chemical products (excluding hazardous chemicals), electric tools, auto parts, lifting equipment, non-ferrous metals (excluding rare and precious metals), steel wire ropes, bearings, conveying equipment, construction accessories, steel, welding equipment, electrical wires and cables, stainless steel products, rubber products, plastic products; import and export of goods. (Operational requirements as permitted by relevant departmental approval files)