Hangzhou Deefine Filtration Technology Co., Ltd is a professional manufacturer of filter cartridges. We have several completely automatic lines for the production of pleated micro-porous membrane filter cartridges such as PP, PES, PTFE, PVDF and Nylon 66 and so on, which are widely applied in electronics, semiconductor, fine chemicals, pharmacy, coating, food, beverage, paint, printing ink, resin and so on.