Zhangjiakou Jieyuan Environmental Protection Plastic Co., Ltd. is located in at Xishan industrial parks Zhangjiakou, which is near to Beijing . It is a collection of scientific research , professional production and sales team. We mainly produce PVA water soluble film. The total investment is 50 million yuan , the project production capacity is around 2500 tons / year. Technology of this project is based on Tsinghua University and Hunan University