Established in 2002, Changzhou Tian Yi Engineering Fiber Co.,Ltd has been focused on the research and promotion of the anti-crack, anti-permeability technologies of concrete. Its product has been widely adopted in many national key projects, such as railway, highway, bridge, port, water conservancy and hydropower and nuclear power, which has been widely appraised.

The company is one of the drafting and preparation units of national standard GB/ T2112007 Synthetic fiber applied in cement concrete and mortar. Meanwhile, it has been confirmed as the national demonstration unit which possesses both quality and credit, since its product has been examined as qualified by CQQC and its anti-crack, anti-permeability technologies have won two national invention patents.

The company has cooperated with famous technology research institutes, such as Southeast University, Suzhou University, in the production, academy, research to develop and research the TY series synthetic fiber which is applied in producing concrete of cement mortar and pitch. The Jiangsu Technology and Science Agency has authenticated that the modification technology of polypropylene engineering fiber is the pioneer in China and the product has reached the advanced- level of like products across the world. The main products of the company include: polypropylene fiber (net), polypropylene monofilament fiber, polyester fiber, polyacrylonitrile fiber, polyvinyl alcohol fiber, plastic steel fiber, fiberglass-polyester paving mat, anti-crack fiber, steel fiber, carbon fiber and colorful wall coating fiber, etc.