Ningyang Bangneng Engineering materials Co., Ltd which located at the foot of Mount Tai,is a professional science and technology enterprises of crack-resistant polymer fiber, the annual production of various types of crack-resistant fiber is more than 6000 tons.Bangneng Engineering Material Co. Ltd has a polypropylene fiber, polypropylene mesh fiber, polypropylene imitation steel fiber, polypropylene hinged fiber etc production line, who is the first to achieve automatic production of crack-resistance fiber in China. The company formed 4 series of production of polypropylene, polyester, acrylic, poval as raw material. The products have been exported to Europe and the United States. Southeast Asia, Africa etc other places.