Hengda building materials and hardware is located on Shop19273 4F, Gate 29 , Yiwu International Trade City,  the main commodity: the supply of scaffolding fastener through-wall steel supports construction fasteners building hardware-screw the nut mobile scaffold builders accessories screw steel supporting construction nut steel, malleable iron pipe fittings carbon steel elbow valve scaffold reflective material covers galvanized annealed wire black wire, and other mobile phone: 13958432645 QQ:987836999 Mr Wang