Hangzhou Deefine Filtration Technology Co., Ltd is a professional filtration company in China who focus on developing, manufacturing and marketing of filtration products and system. We have several automatic product lines for the  manufacture of pleated microporous membrane filter cartridges such as PP, PES, PTFE, PVDF, Nylon66 and so on, which are widely applied in various industries.

Deefine is ISO9001:2015 certificated manufacturer of micro filtration products and has eight production lines for pleated membrane cartridges and 3500㎡ clean room plant. We also provide rapid and professional technical services and customized products to help users reduce total cost and improve product quality.