Founded in 2001, Shanghai Zengxin Machine Electron Technology Co., Ltd is a manufacturer of high quality industrial valve test machines and the machines are sold to different countries around the world. Dedicated to research, development and production of valve test benches and valve lapping machines, Zengxin products can test almost very kind of valves including gate valve, globe valve, check valve, butterfly valve, ball valve, plug valve, etc.
With firm faith to manufacture the perfect valve test machines, Zengxin is keeping to improve the technology and service, and has become an expert and leader in the field of valve test machines in only 15 years. Now Zengxin has rapidly grown to be one of the largest manufacturer of valve testing equipment in China.
Everything for User Satisfaction
In 2007, Zengxin successfully developed the YFB-D1400 top screw valve test machine with the bearing pressure of 2600 tons and was awarded the certificate of Shanghai high-tech achievement transformation project.
In 2008, Zengxin successful developed one button automatic valve test machine.
In 2009, Zengxin designed and manufactured the top press screw valve test machine with bearing pressure of 3200 tons.
In 2012, Zengxin developed the DN3600 super-large butterfly valve test machine.
In 2013, it developed the top press screw valve test machine with bearing pressure of 4600 tons, which can test 56” class900 , 60” class 600 and 72” class 300 ball valves.
In December 2014, the company successfully listed on Shanghai Equity Exchange.
On May 28, 2018, the YFB-ZD automatic valve test bench was inspected and reviewed by the valve branch of China General Machinery Industry Association and proved to achieve auto control and can be used on the market.