Company profile

DuoJia Hydraulic Equipment Co., LTDwas established in 1990 .Our valve testing equipments have being exported to over 30 countries ( Like United States, Canada, Brazil, Argentina, Germany, Spain , Middle East etc) and won a high reputation with good quality and strong after sale services. All our products are designed , developed, manufactured and tested by ourselves. The product development is influenced by the experience that many of our customers have made during their various assignments and also the strong engineer team supporting. We offer a complete line ofvalve testing equipments and s……