Our company was established in 1986 years, it is one of earliest producers of bubble membrane diffusers for water treatment at the domestic.our company is a manufacturing enterprise integrating R&D, production, marketing and service of membrane diffuser products for several years. With years of hard working and innovation under the support cooperation from many well-known colleges and universities from the early 1990s , series of membrane diffuser products were developed. Our registered trademark is BEN. By the spot test of China quality control centre , our products win the title The best quality of the total country Our products are mainly applied in wastewater treatment of city planning, textile printing , pharmacy, petrochemical engineering ,charking ,process hides, make mine and aquiculture .Now we are the largest manufacturer in China .Our products have disc diffuser , tube diffuser ,hanging diffuser ,diffuser membranes and filling etc. In one year we manufacture about two million pcs disc diffuser membrane , one million meters tube diffuser membrane and one million set of diffuser .All the membrane material we use the imported rubber ,the products sell to other places of the world ,Now about 70% wastewater treatment project use our membranes .In the perforate type and the protect of rubber membrane , we has win six patent, our membrane has the advantage of deposit resistence ,block resistence , let the life time of membrane prolong double more .Bring the large economy benefit for clients .We will insist on the principle consistently-man based, develop by sci-tech, surviving with quality, seek development with prestige . we sincerely welcome new and old customers patronage!