ZHEJIANG QIAI TUBING INDUSTRY CO.,LTD was established in 1996,we are the manufacturer of PP-R pipes and fittings,Aluminum pipes and fittings, PE-RT pipes and fittings,Brass Fittings,Water and Gas Valves,Stainless Steel Corrugated Flexible Gas hose,Stainless Steel Flexible Water hose,and so on.