API 16A Annular Bop, Mud Gate Valve, Plug Valve manufacturer / supplier in China, offering Hydraulic Cameron Dual RAM Bop Fh 18 - 35 Annular Bop Blowout Preventers of Wellhead Equipment, High Pressure API 2"Straight Pipe Spool/Flange Tee/Fig1502 Hammer Union for Oilfield Equipment, API 6A Drilling Dsa Spool Wellhead Adapter Flange Space Spool Adapter and so on.