Hejian Huanyu Petroleum Machinery Co., Ltd. Was established in 1998, located in Cangzhou which is in the industrial zone of Cangzhou city , and enjoys good location and convenient transportation.Huanyu is registered with 3 million RMB capital, possesses over 1800 hectare area and 70 various manufacturing equipment.Our company has 290 employees, including three professors, 12 senior engineers and 37 intermediate technicians.

Huanyu specializes in water well drill bits, oil well drilling bits , like: Tricone Bits (Steel tooth & TCI bit), Tri-cone Bit, Three cone bit, Tricone Drill bit, tungsten cabide inserted bits, Tricone rock bit, Milled tooth bit, Roller Cone Bits , matrix body PDC bits, steel body PDC bit, Reamer bit, drill pipe, drill collars, engineering bits, stabilizers, for water well , oilfield, construction and underground foundation work all over the world.All of our products are in accord with API and ISO standards.