Changzhou Tianyi Engineering Fiber Co., Ltd. mainly produces Polypropylene fibers, polypropylene fiber, Polyacrylonitrile Fiber, Polypropylene Crude Fiber, Polyvinyl alcohol fiber, Polyester Fiber. Products have been successfully applied to the Beijing-Shanghai high-speed rail, high-speed Wuhu, Shanghai Outer Ring Elevated, Nanjing Olympic Sports Center, Yancheng wind power plant project and a series of key countries!