Zhejiang Yadeng Valve & Fittings Co.,Ltd,is a professional manifacturer of high pressure forged steel pipe fittings and valves,integrating development and production together.Our parent compay is Zhejiang Yadeng Valve & Fititings Co.,Ltd,our main products include high pressure forged steel fittings,needle valve,gauge valve,instrument valve,piece ball valve,flange ball valve,pneumatic ball valve and so on.Our company was established in 1990,and we have many years experience of stainless steel high pressure fittings and valves,located near Shanghai,Ningbo,we enjoy convenient water,land...