Profile: Zhejiang Yostar Hydraulic Co.,Ltd is a producer of valve pressure-testing inspecting equipment. We design and improve new age hydraulic valve testing bench according to international standards. This series test equipment collects hydraulic, motor, test pressure and liquid medium storage circulation use into one organ with perfect function, stable performance and high degree automatic applied to testing tension and airproof for various high-middle pressure valves. Our product includes gate valve, globe valve, check valve, ball valve, butterfly valve and power station valves.