... auto parts 4.machining parts 5.forging machining parts Baoding Hairun Machinery And Equipment Trading Co., Ltd. mostly produces steel casting, alloy steel ... Iron, Stainless Steel, Carbon, Steel, Aluminum ,Brass, BronzeClay Sand INVESTMENTSilica SolStainless Steel, Carbon Steel, Special Alloy Steel Bronze ,Brass, AluminumWater glassFORGINGHammer ForgingStainless Steel, Carbon Steel, Alloy Streel ...