Changzhou Dayetengfei Sponge Factory was founded in 1995, and it is one of the earliest private factories dealing with foam products. After decades of continuous reform and innovation,it shift to joint venture, the nature of cooperative enterprises,and we have our brand of “D-foam”. From a single product production and business model,it developed into a diversified, multispecies production and development line .With the market demand of the extensive and the trend of high quality requirements