Hangzhou Deefine Filtration Technology Co., Ltd. is a national high-tech enterprise based in Hangzhou, China, specializing in the R&D, manufacturing, and marketing of polymer microporous membrane filter materials and advanced filtration systems. Established in 2009, the company operates a 3,500-square-meter facility featuring a 100,000-class cleanroom and eight automated production lines. As an ISO 9001:2015 certified manufacturer, Deefine offers an extensive portfolio of over 1,000 products across 72 categories, including pleated membrane filter cartridges, high-flow filters, capsule filters, and depth filter cartridges. Their products utilize high-performance materials such as PES, PTFE, PVDF, PP, and Nylon66, with specialized nanofiber membranes reaching international advanced standards. The company serves a diverse range of industries, including biopharmaceuticals, microelectronics, food and beverage, fine chemicals, and water treatment. With a strong focus on innovation, Deefine develops approximately 20 new products annually and holds numerous invention and utility model patents. Since 2018, the company has expanded its global footprint, exporting to over 40 countries across Europe, North America, and Southeast Asia. They provide comprehensive OEM, ODM, and customized technical services, positioning themselves as a cost-effective alternative to major industry brands while maintaining rigorous quality control and Industrial 4.0 production standards.
RFG Micro Glassfiber Media Spun Filter for Water&Air Filtration$1
Stainless Steel Filter Cartridge for catalyst recovery in petrochemical/chemical industries
PVC Filter Housing Designed for high flow water filter cartridges$300