Shanghai Yousake Petroleum Machinery Co., Ltd. Yousake has a number of production, trade, andstorage branches and offices. Yousake has focused on the production, manufacture and international trade of oil equipment and suppilers, power equipment.

Since successfully restructured in 2005, Yousake based on introduction and assimilation of advanced technology and the team's continuous innovation, effort and struggle, has developed the oil and gas equipment, power equipment. Yousake and the affiliated companies have respectively passed the certification of ISO, HSE and IPO. Yousake has more than 30 national patented technologies, which ensures that its products have better technological advantages and stronger market competitiveness. The top drive drilling series, while-drilling instrument series for drilling, screw drill (air screw drill) series, ground BOP control device series, shock sub and accelerator (air-while-drilling shock sub) series, drill string shock absorber (air shock absorber series), down hole single screw pump series and other drilling equipment products have found their way to the oil and gas fields, and have been exported to more than 40 countries and regions including the United States, Canada, Cuba, Saudi Arabia, Iran, Iraq and Kazakhstan.