HID Membrane Co., Ltd. has specialized in manufacturing Reverse Osmosis (RO) membranes for over 9 years, and enjoyed competitiveness & sound market share within China and around the world. Our scope of supply covers residential, commercial and industrial RO membranes, with capacity ranging from 50GPD, 75GPD, 100GPD up to 11000GPD.Focusing on membrane design, equipment automation & quality control management, HID has so far developed to be an ever-growing enterprise of over 60 employees, workshop covering 20000 square meters and the annual output of totally 3,000,000 pieces of RO membranes. We view our products & sanitation standards of top importance. HID RO membranes have for years passed inspection & testing of China sanitary authorities with issued certificationSince early 2015, HID has invested a full auto RO membrane flat sheet (composite polyamide) production line, which has passed in-house testing to meet the international main brands&＃39; technical index. In year 2017, the second flat sheet line with updated design & automation has been in operation from June, thus making the total flat sheet output to 20000 square meters per day. HID quality flat sheet not only serve HID RO membrane, but to be supplied to other customers worldwide! The development of HID flat sheet has definitely enhanced our expertise & competitiveness in RO membrane manufacturing, leading to our increased capacity of supply & quality control from the flat sheet, thus better servicing our customers worldwide and benefiting more people for safety drinking!