Shandong Shenyu Mechanical Manufacture Co.,ltd is located in the yellow river Delta hinter land ,the hometown of Sun Wu ,and the national 100 counties GuangRao county,In 2013 the group company has invested 1.1billion RMB in Guangrao Economic Development Zone,which covers an area of 182 acres to build the domestic first-class petroleum equipment manufacturing base.it has been listed as a key project in Guangrao County in 2013,main production equipments all adopt the well-known domestic CNC processing center and the advanced welding robots in many countries of Europe and America. This project has gone into operation in March 2014,mainly produce beam pumping unit for oilfield,reducer,high vacuum heat insulation oil pipe,oil field drilling machine and accessories .oil measurement and control equipment instruments and meters ,new technology development and service for petroleum,control equipment ,drilling tools and accessories,etc.