Wenling Shuangdeng Plastics Co. Ltd., located at Zhejiang Wenling Zheguo Shuicang Industrial l Economic Development Zone Zhejiang Province,estiished on May ,1990, with a land area of over 12000m2. It is a new-type high-tech enterprise integrating scientific research, industry and trade into a unity, and mainly devoted to production, research and development of new-type building materials, engineering plastics and refined chemical products.