
TIANJIN GRAND METAL CO. Ltd. Is a specialized manufacturer of steel with research-manufacture-distribution system together, developed into a big manufacture and exporter of steel wire and nails. We have tremendous technical research power, well-appointed production detection device, products with high level and stable quality. Main products list of our company: All kinds of steel nails, concrete nails and roofing screws, black or hot dipped galvanized wires, galvanized or alu-zinc steel ...