Started in 1990s, JiangSu Ultrapurification Co., Ltd devoted our efforts into the R&D, manufacturing, and marketing of the ultrafiltration membranes. Along with more than 20 years development, Ultrapurification has enlarge its product lines and supply chains to mainly following, PVC ultrafiltration membranes PVDF ultrafiltration membranes PAN ultrafiltration membranes FRP membrane vessels Stainless steel membrane housings With the belief of innovation, quality control, and service. we established the relationship with our customers not only business but also frienship and partnership.