We are professional manufacture of expansion valves. The products include F type, W type and H type. Welcome to contact us with more information.
1) Material: copper or aluminum
2) Type: H type
3) Flange connection
4) Certification: ISO9001:2000, TS16949
5) High quality with competitive price
Product Specification / Models
Application / Models
Our products are both excellent in quality and competitive in price.Welcome customers all over the world to visit our company and set up business relationship for further development.
Established in 1978, Changhui (Shanghai) Science & Technology Group Co., Ltd. is located in the foot of Huangshan Mountain. In 2003, Changhui Group established a shop in Shanghai International Auto Town.
With over 3000 staff members and 14 subsidiary companies in Shanghai, Huangshan, Wuhu and Hefei, Changhui Group is a professional manufacturer of auto electrics and electronics, motors, auto locks, welding machines, precision tools, industrial pumps and valves. We also enjoy a good reputation in automotive, petroleum and shipbuilding fields.
Changhui Group pays great attention to the R&D. We have set up four R&D centers. FAW-VW and German VW have approved our laboratory. Certified by ISO/TS16949, ISO9001 and ISO14001, Changhui Group has got more than 20 patents. We provide OEM service for 20 Chinese carmakers and export our products to 50 countries. In China, the chain store number of Changhui Group has reached more than 100. We are a Class-A Supplier for some famous carmakers.
Changhui Group has successfully adopted OA, ERP and PDM systems, integrated office automation, resource management and engineering data and realized network management and information sharing.
With the economical globalization, Changhui Group has improved our R&D and marketing systems, aiming to be a leading global sourcing supplier. Changhui Group sincerely welcomes friends from all over the world to do win-win business together.