Hebei Chengda Huamo Technology Co., Ltd., found in 1976, with registered capital of RMB 2,600 million (approx USD 430 million) covers an area of 200,000 square meters. Cheng Da is a private high-tech enterprise with import and export right which specialized in research, production and sales of FRP pressure vessel for water treatment in membrane process, DTRO (disc-tube reverse osmosis) shell for landfill leachate treatment, FRP precision filter etc. It is a model enterprise for transformation and innovation of national military and civilian integration achievements. It has gradually formed advanced processing capabilities and technological features in the process of integration of production, learning, research and military.

Cheng Da FRP membrane housing department is dedicated to the R&D of FRP membrane housing, DTRO membrane housing, FRP precision (security) filter for water treatment, FRP membrane shell for household water purifier and other series. And is one of the top professional manufacture and supplier of FRP pressure vessel in China.
The company own multiple independent intellectual property rights of membrane housing production lines, with advanced production equipment, perfect testing equipment and strong R&D capability. And have got the international certifications including
the ASME, ISO9001 Quality Management System, ISO14001 Environmental Management System and CNAS28001 Occupation Health and Safety Management System etc. It is worth mentioning that we also own a number of FRP pressure vessel products with intellectual property rights and anti-leakage patents.
Winder­ series FRP membrane have a wide-range in application. E.g. national key sea water desalinization projects, DTRO landfill leachate treatment projects, industrial sewage treatment works, brackish water desalination projects, domestic drinking water, etc. The working pressure ranges from 150 PSI –1200 PSI; Diameter 2.5", 4", 8"; Built-in membrane elements 1–8 sections, and is applicable to most standard membrane elements, E.g. Filmtec, Hydranautics, Osmonics, Koch, Toray, CSM, Vontron and BDX, etc. And it has been applied in many water treatment projects at home and abroad.

With excellent quality, good service. Winder­ Quickly occupied the domestic and foreign market, and established a long-term strategic cooperative partnership with domestic, international well-known water treatment engineering companies. And is exported to countries and regions worldwide continuously.