Over 40 years of experience in industrial valve manufacturing.
Experts in severe-duty valves.
Group-based division of labor and specialized manufacturing.
Comprehensive product range, enabling one-stop shopping.
Over 40 years of experience in industrial valve manufacturing.
Experts in severe-duty valves.
Group-based division of labor and specialized manufacturing.
Comprehensive product range, enabling one-stop shopping.
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Company Profile
Leading Engineered Valve Manufacturer
Sungo Valves Group Co.,Ltd.was founded in 1980 and isheadquartered in Wenzhou,China.We specialize in Engineered Valveswith over 40 years of experience and a team of highly skilled professionals,we have become a leading company in the Engineered Valves in Asia.
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√ Our main products &services include Ball valve,Gate Globe Check valve,Butterfly Valve,Plug valve,Electric Actuator,Pneumatic Actuator andGearbox,which are widely used in Gas&Oil,Power Generation,Chemical,Refining,Marine and Pipeline Transmission Industries Etc.We haveestablished long-term partnerships with many well-known companiesboth domestically and internationally,and have received high praise forour quality products and excellent customer service.
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√ At SUNGO,we are committed to providing our customers with the bestpossible products and services.We have a strict quality control systemin place to ensure that our products meet the highest standards.We alsohave a professional and dedicated customer service team to providetimely and effective support to our customers.
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√ In addition,we are a socially responsible company and strive to make apositive impact on the communities in which we operate.We haveimplemented environmentally friendly practices in our operations andhave supported various charitable causes.
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√ We look forward to working with you and providing you with the bestproducts and services.
Corporate Culture
High-precision Fluid Equipment Manufacturer
Corporate Mission
Strive for self-improvement and uphold virtue; develop the company through science and technology, and contribute to the nation through industry.
Core Philosophy
Quality creates value.
Social Responsibility
Pursue coordinated and sustainable development between the company and society.
Entrepreneurial Spirit
Integrity, Innovation, Perseverance, and Collaboration.
Corporate Goal
Rooted in China, Expanding Globally.
Management Policy
Survive by quality, develop by innovation, win customers with reputation, expand the market with brand.
Company Timeline
1980
Mr. Zhao Lei started to be engaged in the valve manufacture profession
1980
Mr. Zhao Lei started to be engaged in the valve manufacture profession
1988
The predecessor of Sungo Valves group --"Yongjia County ZhengYi Automatic valve factory" established. Main productions are cast steel valves, Solenoid valve as well as Liquid Meter and so on.
1988
The predecessor of Sungo Valves group --"Yongjia County ZhengYi Automatic valve factory" established. Main productions are cast steel valves, Solenoid valve as well as Liquid Meter and so on.
1996
It has constructed the 5000 square meters factories.
1996
It has constructed the 5000 square meters factories.
1999
Won Wenzhou Mechanical Industry Key Enterprise.
1999
Won Wenzhou Mechanical Industry Key Enterprise.
2000
Invested 28,500,000 RMB to carry on the great technical renewal.
Won“the star enterprise”evaluated by the county government.
2000
Invested 28,500,000 RMB to carry on the great technical renewal.
Won“the star enterprise”evaluated by the county government.
2001
The butterfly valve has the honor to win the Practical National New Letter Patent .
Became the member of Wenzhou Pump&valve Industrial Association.
The products won the honor of“ Zhejiang Province high quality valve product”.
Got the approval of ISO9001 International Quality Control System which authenticates by EWC.
Annexed “Yongjia Andong valves manufacture company”, the enterprise changed the name as
“Zhejiang Shangzheng valves co.,ltd”
2001
The butterfly valve has the honor to win the Practical National New Letter Patent .
Became the member of Wenzhou Pump&valve Industrial Association.
The products won the honor of“ Zhejiang Province high quality valve product”.
Got the approval of ISO9001 International Quality Control System which authenticates by EWC.
Annexed “Yongjia Andong valves manufacture company”, the enterprise changed the name as
“Zhejiang Shangzheng valves co.,ltd”
2002
Became Chinese Chemical Industry Equipment Main corporation Fixed-point production Enterprise.
The metal sealbuttrfly valve won the honor of “Zhejiang Quality Trustworthy Product”.
The modernized Shangzheng manufacture which located at Wenzhou Dongou Industrial district established.
Became member of Chinese General Mechanical Valve Profession Association.
The enterprise credit rating is evaluated the AAA level(highest).
2002
Became Chinese Chemical Industry Equipment Main corporation Fixed-point production Enterprise.
The metal sealbuttrfly valve won the honor of “Zhejiang Quality Trustworthy Product”.
The modernized Shangzheng manufacture which located at Wenzhou Dongou Industrial district established.
Became member of Chinese General Mechanical Valve Profession Association.
The enterprise credit rating is evaluated the AAA level(highest).
2003
The normal open type solenoid valve, the high temperature solenoid valve has the honor to receive the Practical New Letter Patent.
Won the honor of“the Engineering Construction Recommends Products” evaluated by the China
Engineering Construction Association Evaluation.
2003
The normal open type solenoid valve, the high temperature solenoid valve has the honor to receive the Practical New Letter Patent.
Won the honor of“the Engineering Construction Recommends Products” evaluated by the China
Engineering Construction Association Evaluation.
2004
Invited Chinese valve authoritative expert Lu Peiwen and Wu Mingjing to be the technical advisors.
Shangzheng valves group is established in due form, the core enterprise changes the name as Shangzheng valve group limited company, the registered capital amounts to 51,860,000 RMB.
2004
Invited Chinese valve authoritative expert Lu Peiwen and Wu Mingjing to be the technical advisors.
Shangzheng valves group is established in due form, the core enterprise changes the name as Shangzheng valve group limited company, the registered capital amounts to 51,860,000 RMB.
2005
Was recognized for the Zhejiang enterprise AA level, defends the contract and heavy credit enterprise.
Becomes vice-chairmen enterprise of Yongjia pump & valve industrial association.
SUNGO obtained the famous trademark in the county.
2005
Was recognized for the Zhejiang enterprise AA level, defends the contract and heavy credit enterprise.
Becomes vice-chairmen enterprise of Yongjia pump & valve industrial association.
SUNGO obtained the famous trademark in the county.
2006
Became the the supplier of National Essence Electric Power (Guohua Electric Power).
Obtained the CE-PED authentication, the certificate number: PED-B-98, (by the DNV authentication).
2006
Became the the supplier of National Essence Electric Power (Guohua Electric Power).
Obtained the CE-PED authentication, the certificate number: PED-B-98, (by the DNV authentication).
2008
“SUNGO” Trademarks become the China Well-known Trademark.
2008
“SUNGO” Trademarks become the China Well-known Trademark.
2009
Obtained TUV certification API607 fire certificate.(Truninon Ball valve 8 inch and Floating ball valve 2 inch).
SUNGO group to become High-Tech Company in China.
2009
Obtained TUV certification API607 fire certificate.(Truninon Ball valve 8 inch and Floating ball valve 2 inch).
SUNGO group to become High-Tech Company in China.
2013
A total of 35,000 square meters is built by SUNGO Lishui Factory.
2013
A total of 35,000 square meters is built by SUNGO Lishui Factory.
2015
SUNGO Wenzhou Qingfeng Road factory construction completed, a total area of 13000 square meters.
2015
SUNGO Wenzhou Qingfeng Road factory construction completed, a total area of 13000 square meters.
2018
Get a new version of the API -6D certificate.
SUNGO Get a new version of the special equipment manufacturing license certificate.
2018
Get a new version of the API -6D certificate.
SUNGO Get a new version of the special equipment manufacturing license certificate.
2019
The registered capital of SUNGO Group increased to CNY 201,000,000.
SUNGO Get a new version of CE-PED(Pressure Equipment Directive 2014/68/EU) certificates.
2019
The registered capital of SUNGO Group increased to CNY 201,000,000.
SUNGO Get a new version of CE-PED(Pressure Equipment Directive 2014/68/EU) certificates.
2023
SUNGO Sing Partnership Agreement with THAI PNB INTERNATIONAL COMPANY LIMITED for the Territory of South East Asia.
2023
SUNGO Sing Partnership Agreement with THAI PNB INTERNATIONAL COMPANY LIMITED for the Territory of South East Asia.
Factory Tour
Modern workshop, standardized production procedures
Our Patent
High-precision Fluid Equipment Manufacturer
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SIRA
The company has passed IS09001:2008 quality system certification and CE certification. The complete quality assurance system can ensure that the entire design and manufacturing process is supervised and controlled.
High-Quality Valves, Global Reach
We always adhere to diversified global marketing strategies and actively promote customer-oriented marketing activities. With advanced production technology, strict quality management, and standardized operations from raw material procurement to final manufacturing, we ensure every valve meets international standards. Guided by the business philosophy of “quality first, credibility first, premium service, and continuous improvement,” we are committed to providing reliable valve solutions that satisfy the high-end needs of both domestic and overseas customers. Through innovation, professionalism, and global market expansion, we aim to build long-term partnerships and deliver lasting value.
