Rongxin Valve Co., Ltd., Zhengzhou City, China developed a professional company producing valves. The valve industry in Zhengzhou, strong technical force, excellent equipment, advanced technology, testing equipment. The first to adopt international standards valve. Valve currently has more than thirty five hundred varieties and specifications of valve products. In a number of projects use, users and experts are generally recognized. Therefore, the competition in the domestic market, always invincible. Fully reflects the uniqueness of the product, use, broad, general, maintaining the same industry leading position. Today's "Rongxin company", as the constant improvement of valve products in Zhengzhou, upgrading, select "Rongxin" brand products is more to your satisfaction assured. The company's aim is quality of survival, innovation and development, with credit to greet customers. Cause of common development for both parties, sincere cooperation for a cause. Rongxin main valve minimum diameter 15mm, maximum 3200mm. Nominal pressure with 1.0MPa, 1.6MPa, 2.5MPa, 4.0 MPa, 6.4 MPa, 10.0 MPa. Zhengzhou valve for petroleum, chemical, smelting, heating, ventilation, electricity, paper, pharmaceutical and other industries, can meet a variety of conditions used. Rongxin valve products have been awarded in the Henan province of valve products, scientific and technological achievements in the provincial quality award and provincial awards outstanding energy-saving products. Year after year, Supervision, Inspection and Technical Supervision in the province in the passing rate of 100%, was awarded the "Quality Assurance recommended unit." Rongxin valve products through the ISO9001: 2000 quality system certification. 

 Our products are: 
 Butterfly Valve (D71X-type butterfly valve, D371X-type butterfly valve, D971X Electric butterfly valve on the folder, D943 Electric flanged butterfly valve, D341X, D341H flange butterfly valve, SD341X telescoping valve, SD941X telescoping valve, SD341H telescopic valve, Dd673H-10C, P hard sealed wafer butterfly valve, D341H-type hard sealed butterfly valve, D341W type of manual regulating valve, TD941W-6C electric air valve, the center line of the valve is double eccentric flanged butterfly valve, double eccentric butterfly valve flange stretching, D341 series of ventilation valve, three-dimensional eccentric flanged butterfly valve seal 

 Control valve (round air flow control valve, Dt941bW electric giant shutter control valve) 

 Half ball (BQ941H type semi-hard seal ball valve, BQ341H type semi-hard seal ball valve, BQ641H type semi-hard seal ball valve, BQ340H metal seal half ball) 

 Return valve (H42X-10-type muffler valve, H76X-type check valve, HH46X type check valve, H46X of slow closing double valve swing check valve, H76X double disc wafer type swing check valve ) 

 Under the expansion FLsP45Y-20C discharge valve, SZ73X Liquid slurry valve, ZMOF mega-cast gate, F43X-15 fan-shaped blind plate valve type, F943X electric fan-shaped blind plate valve, Z41H-type valve, J41-type high pressure cut-off