Pneumatic Diaphragm Valve

Yonhoo's headquarter in Wenzhou in China, which built up in 1993 with registered capital RMB 1508 millions. And the factory covers a floor area of 13, 200.00 square meters., with staff more than 200. Yonhoo is specialized in designing, producing and selling high precision sanitary fluid equipment. Our products are widely applied to dairy, food, beer, beverage, pharmacy and cosmetic industries. It is the most powerful manufacturer of sanitary fluid equipments in China.

Yonhoo applies the most advanced LG Mazak CNC machining center, cutting machines, automatic equipment, complete inspection equipments, excellent quality control systems, an after-sales service center, a R&D center and an inspection center. Donjoy has attained PED, 97/23/EC, Hygiene License and ISO9001 quality control system certifications. Donjoy was honored as "Meritorious Enterprise" by China Valve Association, "Contract-Honoring and Faith-Keeping Enterprise" by Zhejiang Industrial and Commercial Bureau, and "Vice-Chairman Unit of China Valve Association".

Our valves include manual, pneumatic and electric butterfly valves, ball valves, diaphragm valves, stop reversing valves, adjusting valves, safety valves, mix-proof valves and special valves. Our pumps include fully open type centrifugal pumps, close type centrifugal pumps, CIP pumps, self-priming pumps, cam pumps (rotor pumps), mixing pumps and special pumps. Our tank fluid facilities include manhole covers, cleaning balls, liquid meters, sight glasses, filters and sample valves. Our pipe fittings include unions, clamp unions, weld, clamp and threaded elbows, tees, reducers and all kinds of pipeline connecters. All Donjoy products can be made according to different materials and industrial standards, such as DIN, SMS, IDF, ISO, BS, DS, 3A, RJT and BPE. Our products sell well in Europe, America and other countries and regionsy.

Yonhoo pays attention to creation. We invest more and more in creating new products. Based on updated designs, advanced technology, and dynamic management, Donjoy guarantees to provide customers with the best products and service. Please feel free to contact us for further information.

Zhejiang Donjoy Valve Pipe-Fitting Co., Ltd. located in Longwan Shacheng Industrial Park, Wenzhou City, is one of the few special factories who can produce high precision sanitary fluid equipment in China. Donjoy specializes in producing such four major products as sanitary valve, pneumatic valve, sanitary pipe-fittings and fluid fittings. All products can be made according to different fineness, material quality and industry standard, such as DIN, SMS, ISO, IDF, BS, DS, 3A, RJT, BPE, etc. The products are widely applied to the industry field of dairy products, food, beer, beverage, pharmacy, water treatment, cosmetic, and so on.

"Sterling products quality, Yonhoo Valve" is the enterprise's working idea. Yonhoo adopts LGMazak company's CNC processing machines, the most advanced production equipments, strict quality control system, all which making every technology reach international one-up level and consolidating Yonhoo's leading status in the valve industry. Yonhoo is famous not only for its excellent quality, but its on time delivery which helps it gains a very good reputation abroad as well. The products are mainly exported to Europe, North and South America. Yonhoo people will consistently pay much more attention to production quality, insist to combine high quality material, advanced design, strict production standard with quality guarantee system perfectly in order to provide the best and most excellent products to the customers.