About Us


Zhejiang Yongyuan Valve Co Ltd, State-owned enterprise of Zhejiang Yongkang valve factory previously, was founded in 1967. With a history of almost 50 years of history, we’re one of the top suppliers for valves, designated by national ministry of machinery industry, and one of the key enterprises of valve manufacturing in Zhejiang Province. Our company has gained the reputation of outstanding enterprises in Zhejiang Province, also got feedback from customer’s satisfaction and rewards of excellent business performance. Nowadays we’re one of the council members of China Valve Association, and one of the compilation enterprises of National Ball Valve Standard, designated as one of the best Chinese chemical equipment suppliers.


Certificate of ISO9001 management system is obtained in 1993, TS manufacture license (The national special equipment for pipeline and valve) in 2002 and API 6D (American Petroleum Institute) license in 2009.Our factory has a high quality control system and a dedicated quality control team, all the valves are inspected on API598 or API6D, thus we can offer good quality valves to customers.  We will keep effort on improving product quality with the customers all over the world. 

    The company covers an area of 36569 square meters, with 30500 square meters of workshop and 218 employees. There’re four senior engineers, two QA senior engineers, other 28 engineers and technicians. We have full lines of equipment from production, inspection to testing, like two lines of sand casting and two lines of investment casting, 208 sets of mechanical processing equipment.  Test equipment consists of material spectrometer, tensile tester, hardness tester, ultrasonic flaw detector, thickness tester, metal film analyzer & physical and chemical analysis room. Our production capacity reaches 6800 Tons for different kinds of high, medium and low pressure valves, with over 50 models and 600 kinds of specifications. We have one-stop production capacity from research, design, development, forging, sand casting, investment casting, machining, assembly, testing, coating to packing. 

    According to the standard of GB, JB, HB, ANSI and JIS, we manufacture ball valves, globe valves, gate valves, butterfly valves, check valves, drain traps, fluorine lined valves, pneumatic and electric steam control valves, relief valves and different kinds of flange, with various kinds of raw material (alloy steel, heat-resistance steel, stainless steel, carbon steel, ductile iron and gray iron), the working pressure is 1.6-4.8Mpa and temperature below 480C°.

With staff team of good technology and high quality, positive corporate culture, we are dedicated to provide our customers with quality service, adhering to the concept of ACTION, ACHIEVEMENT, TECHNOLOGY and DEVELOPMENT.




To achieve the company’s sustainable development and coexist and co-prosper with our partners of interest, our company, taking the humanity and dignity into account, has set the business philosophy below:

1. Human-centered

    Exceptional teams are our most significant assets. Thus, we have been sincerely wishing more talents joining our company where we will create favor

able salaries and benefits and a comfortable working environment for our staff to facilitate them to realize their own career and ambition, which can contribute to their success and having fun during the work. Be part of us and you can create your own career driven by the promising sector.

2. Customer satisfaction

    A highly loyal group of customers is critical for our business success. We therefore, have adopted the total quality-guarantee system to produce products of finest quality and to satisfy customers’ needs. At the same time, we always put the complaints from customers in the first place to be addressed. Only having these clients can we achieved what we have made. It is their wishes and needs that direct us to where we are heading. Whereby, we will make every effort to provide our customers with the top quality products and the best services as well as supports. Any opinions and suggestions are welcome and we keep exchanging views with our customers, which will make us keep improving our values.

3. Team spirit

    High flexibility of our internal organization and the elimination of hierarchy can contribute to the rapid completion of projects. We count on each other to reach our shared goals and considerably value the publicity, transparency and loyalty among the company, customers and the third party partners. Within the organization, we offer all the employees the necessary coordination, fair working conditions and staff skill training to help them grow up.

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