ZYZSB type pressurized water injection pump  

Tianjin Rong Heng Group Limited by Share Ltd (Rong Heng Group, RongHeng Group) is a listed company focused on oil drilling equipment manufacturing. The company set up its factory in 1982 and became a Limited by Share Ltd in 1999. In 2008, it was named "high-tech enterprise in Tianjin" by the Tianjin municipal government. In 2011, it was listed by the Tianjin municipal government as "Tianjin small technology giant enterprise". The registered capital is north of Jinyu highway, Ninghe County, Tianjin, with a registered capital of 63 million 580 thousand yuan. The company has international advanced level of oil drilling and production equipment, precision casting, mechanical processing and other advanced production lines and testing equipment. The main products are submersible pump, submersible motor, pressurized water injection pump, twin screw pump, single screw pump, reciprocating piston pump, pump impeller guide shell and other advanced precision casting parts. The products…