Zhejiang Jiefu Environmental Protection Technology Co., Ltd. is a high-tech enterprise that develops and produces a variety of new polymer separation membrane devices and equipment. We take "Jiefu JEFFEL" as the promotion brand, "Engineering Research Center of the Ministry of Education of Zhejiang University Membrane and Water Treatment Technology" as the technical support, and have "Academician Expert Workstation" with Academician Gao Congyi as the academic leader. We have strong advantages in the research and development of membrane materials such as microfiltration, ultrafiltration, nanofiltration, reverse osmosis, etc.