Jiangsu Xingda Purification Science and Technology Development Co., Ltd. is a manufacturer of Filters and Various air filter cartridges with well-equipped testing equipment and strong technical force. We're the professional manufactures in China in developing and manufacturing various air filter cartridges . Our main products are used to replace many different types of filter elements Like the equipments ofDonaldson,BHA,AAF,Wheelabarator from U.S.NODIC from Danmark, COMFILLL,FARR from Sweden.MANN from German. Jiangsu Xingda Purification Science and Technology Development Co., Ltd.,is the successful manufacturer for local content to replace imported air filter cartridge. About filter material. we mainly use HV from U.S, And DONALDSON,TETRATEX from U.S.TORAY from JAPAN.KOLON from Korea.JM from German. Also source in our own country like Hangzhou XinHua and Jiangxi National Bridge.We