INNOVATIVE SOLUTIONS FOR ENGINEERED VALVES

    Today,SUNGO is one of the Asia's leading manufacturers of industrial steel valves with five specialized manufacturering plants,including three in Wenzhou,two in Shanghai.We have 680 employees.We owe much of our success to quality and innovation,which have been the cornerstone of SUNGO since its inception in 1980,and to our philosophy of dynamic leadership.We concentrate on one business the design,mufacture and marketing of steel valves in a broad range of types and sizes,demanding advanced technology,has fullfilled all the qualifications to manufacture a wide range of industrial valves for the most severe and demanding services of the oil,gas,refinery,chemical,marine,power and pipeline industries.

SUNGO`s products including: Gate, globe and check valve, We also offer plug valve and a advanced line of highlycompetitive ball valves with metal and resilient seats, as well as a complete range of cryogenic valves, bellows seal valves and tripleoffset metal- seated butterfly valves. Size range from1/2"－120"(DN15-3000); Class rating from 150LB-2500LB; materials range from conventional cast or forged steel to special alloy material like Monel, Inconel, Hastelloy or Duplex steel. SUNGO are able to produce valves for working temperature -196℃-650℃, all available to fully comply with ASTM, ANSI, API, BS, DIN and JIS standards. 

SUNGO`s facilities in with five specialized manufacturing plants, one Foundry and the new established Technical Research Center. SUNGO employed a large number of CNC machine for most of valves fabrication and we are among the few manufactures who are able to perform in-house Fire Safe test, cryogenic test, High pressure gas test, High temperature test andFugitive emission test. 

SUNGO`s Quality Assurance is dedicated to pursuit of zero defect valve, and this has resulted in the company having more quality qualifications than most of our competitors. SUNGO is certified by ISO 9001, API6D, API607, CE/PED and SUNGO ball valvewere fire safe tested & certified by TUV.


The SUNGO corporate philosophy is to bring the market new and innovative valve designs with special emphasis on quality, safety,ease of operation, simple in-line maintenance and most of all, long service life. All this combined with the use of high quality materials, advanced manufacturing technology and automation in all stages of manufacturing ensures the highest possible quality at a competitive price. SUNGO is strongly committed to defending its market position aggressively competing in all countries around the world. The company's impressive growth is testimony to the balanced competence in research, design, production and marketing with a firm determination to maintain its leadership in the valve industry - today and in the future.