Rubber Hose, Power Tongs, Drilling Rig Accessories manufacturer / supplier in China, offering China Factory API 11"-5000psi Hydraulic Dual RAM Bop Blowout Preventer, Best Quality! ! Oil Field Well Beam Pumping Unit with API 11e, API 16A Well Control Shaffer Cameron Hydril Annular Bop (Blowout Preventer) and so on.