... Certificate:ISO9001,CEBrief description about our company: Zhejiang LvFeng Valve Co.,Ltd is a large-scale manufacturer,specializing in design ... and accessories.The production contains brass manifold,ball valve,filter,check valve,radiator valve,brass fitting,overlap-welded and butt-welded PE ... PERT-AL-PERT composite pipe and fitting,PERT pipe,PPR pipe and fitting,and other accessories of water supply ...