The products of glassfiber and window gauze refer to the window gauze, adhesive-bonded fabric, gridding cloth, water-proof cloth, hand-knitted cloth, fiberglass fiber cloth and wall-cloth that are mainly used in building and manufacturing field. There are several factories in town of Qijianfang in south Renqiu manufacturing such products since the 1990s. Through the development of tens of years, now there now are more than 30 factories in the town, the annual output exceeding a hundred million RMB. Especially in these two years, some factories have ushered in American plain stitching technology to produce the invisible window gauze, exporting their goods to countries in Europe, America, Africa and Southeast Asia. Now the product here has already form a large-scale production in the town here.