Changzhou Daye Tengfei Sponge Factory is a stock system manufacture, it established in 1995.The factory is devoted to studying and producing polyurethane foamed plastics, series of products of sponge for a long time, It produces mechanized continuous assembly lineses in a large amount send and steep high-quality sponge product and his goods, The flat steeping, round steeping, network steeping, high elasticity offered high quality, bear the weight