Cangzhou Qihang machine tool accessories manufacturing Co., Ltd.   

        waterproof expansion I produced the soft connection, double high temperature cloth telescopic soft connection, high temperature expansion soft connection, bulk machine telescopic bag, bulk cement telescopic bag, canvas conveyor soft connection, high temperature resistant telescopic soft connection, canvas telescopic bag products using 10*10 pure cotton, white canvas, inner steel wire the framework support. I companies from Germany to introduce advanced equipment and professional manufacturing waterproof telescopic soft connection, waterproof telescopic soft connection, canvas telescopic bag products wide range of uses. Detailed waterproof expansion of factory production of soft connection, a telescopic soft connection, canvas telescopic bag foil skeleton selection 5-8mm diameter wire, wall thickness up to 1.5-3mm, general specification for phi 300, 320, 350, 400, 650, 720, 840, 1000, 1240mm, 2000, length is 1500, 3000, 2500 3500mm our factory has hit a circle to sewing equipment, professional workmanship; beautiful appearance, internal smooth fine workmanship, the service life of usage a million times