Hongfeng company is devoted to the research and development of precision casting of stainless steel; all kinds of stainless steel valves and pipe fittings. Main products of company are all sorts of junction ball valves (1PC,2PC,3PC),T-type and L-type three-way ball valves, check valve ,cut-off valve ,filter ,quick disconnect coupling, food nut, and all series of stainless steel pipe fittings, etc. All products of company were designed and...
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