Zhejiang Yuanda Hydraulic Machinery Co., Ltd. is a leading enterprise in researching, development, manufacture, and sales of valve test equipments, located in the so called "Valve Town of China" -- Yongjia county, Zhejiang province, China mainland. With the advanced manufacture equipments and exquisite technologies, YD Series Valve Test Equipments are in accordance with the requirements of GB/T13927-92 Pressure Test for General Valves, ZBJ16006-90 , and AP1598 American Standard, as well as the procedures in ISO9000 Quality Management System. Our products are applicable for strength and sealing performance tests for high/middle/Low pressure valves in manufacture process, petroleum engineering, natural gas engineering, power plant engineering and water supply (discharge) engineering. Also, our products can optionally be added with computerized test data management system (consisting of Sensor, PLC, LCD touch screen, printer and CF storage card) -- according to the customer requirements, which has the merits such as complete functions, stable performance, and high automation. Our distinguished designs and outstanding services has received the recognition and affirmation from experts and customers, our products have been sold to all over the country and exported to Taiwan, Germany, Canada, Spain, Netherlands, UAE, Japan, Korea, Indonesia etc. You can chatting with us via our online Yahoo! Messenger account -- chenjianli55, or you can go to our website ***** to know more. Our telephone number is (+86)-577-6798-9088, fax number is (+86)-577-6798-9077.