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Yongjia Deli Electromechanical Hydraulic Industry Co., established in 1994, specializes in manufacturing valve test benches, valve grinding machines,and ball grinding machines. Our company is near the beautiful river Nanxijiang, which is one of the most famous national scenic spots in China. It is the enterprise appointed to manufacture serial products of hydraulic valve test benches and valve grinders of the brand “Nanxijiang” by China Valve Association. Our company is also one of the members of the class-I supplying network of the China Petroleum & Natural Gas Group Corporation,and passed the authentication of ISO9001 in September,2001. Besides, we have the import & export right on our own. Our company attaches importance to product quality and respects professional technology and personnel. It develops depending on science and technology, and seeks profits depending on high product quality.


The valve test benches that our company produces are of high-tech, for they unite mechanical system,hydraulic system, electric system, testing medium circulating system, computerized and PLC control system and remote monitoring system  together effectively. They are rational in configuration, ingenious and reliable in motion, high in degree of automation and steady in performance. The testing methods of our valve test benches completely conform to the requirements of the following standards, China National Standard of GB/T13927-2008“Pressure Testing of General Valves”, China Mechanical Industry Standard of JB/T9092-99 “Valve Inspecting and Testing”, International Standards of API598, 6A, 6D etc. Both the performance and the technical indexes of our products keep ahead in the domestic market, or even in the international market. The products of our company are applied to perform valve shell test and seat test (The testing medium can be water, gas or oil.) and valve torque test all kinds of high, medium and low pressure valves. The products have wide application in the valve testing of valve manufacturing enterprises, petroleum and petrochemical industry, natural gas projects, waterworks, power stations etc., before their valves leave factory or are installed. Heretofore our products have been prevailing around China, and exported to many foreign countries around the world, for instance, USA, Canada, Brazil, Argentina, Germany, Spain, Australia, Japan, India, Saudi Arabia, Egypt etc., and gained good valuation from both domestic and overseas customers.


We persevere in these three faiths “Customers First, Quality First, and Credit First”constantly, and try our utmost to provide perfect products and flawless after service for the customers wholeheartedly. Welcome customers, old and new, domestic and overseas, to contact us or pay a visit to our company, and select our serial products of the brand “Nanxijiang”for use!