Taizhou Zhengrong Valve Co., Ltd were found in 1997 ,Specialized in pipes,brass valve ,fitting ,water pre-filter and 304 metal pipe for gas and water system..with many years developing ,we have become an mordern group with advanced technology and equipment .Now our products are selling all overed the world based on their competition price and quality .The certificate CSA ,CE,FSC also can guarantee our items .zhengrong devote to supplying a good solution for users.We insisting the idea of "innovate guide future ,service creat value "to service the global market.