Jining Kersen Hydraulic Co. Ltd.: Jining Kersen Hydraulic Co. Ltd. is a specialized manufacturer in hydraulic products. It is located in Jining city, Shandong province. Our company is committed to hi-tech by importing large scale CNC machine centers, CNC model grinders, CNC internal grinders, etc.. We can manufacture more than 1600 kinds of steering control units, orbital hydraulic motors and other hydraulic products. Hydraulic motors include standard model and extension model, while the extension model includes wheel motor and ...