Zhejiang Zhensheng Valve Co., LTD. is a collection of stainless steel fluid pipes and fittings, valve manufacturing, product marketing, project engineering installation and non-ferrous metals investment in the industry of collectivization, joint-stock enterprises. Our company main business: stainless steel pipes, pipe fittings, valves, flange, casting, vacuum science and technology products and service center of industry and trade easy and inventory. Years of production and sales experience deepened on site piping engineering piping and construction team