Suzhou Xiangyuan new materials Co., Ltd., founded in 2001, is a large-scale enterprise specializing in the R & D and production of polyurethane chain extender at home and abroad. Now it is the vice chairman unit of China Polyurethane Industry Association, the director unit of additives professional committee, the deputy director unit of elastomer Professional Committee and the deputy director unit of Jiangsu polymer and composite Professional Committee. Since 2002, the company has been continuously rated as a high-tech enterprise in Jiangsu Province and won the "specialized and special new" small and medium-sized enterprise in petroleum and chemical industry in 2019, In 2020, it won the honorary title of "specialized, special and new preferred enterprise" of China Petroleum and Chemical Industry Federation. In 2011, Jiangsu Xiangyuan Chemical Co., Ltd., a wholly-owned subsidiary located in Jiangsu Rudong Yangkou chemical park, was put into operation with an annual output of 10000 tons of polyurethane chain extender. It adopts the independently developed international advanced hydrogen production and hydrogenation process technology, relying on high-end technical talents and DCS automatic control system, and the production process is green and environment-friendly. It is rated as "green factory in petroleum and chemical industry". Jiangsu Xiangyuan won the title of "little giant enterprise of science and technology in Jiangsu Province" in 2016, and was also rated as a high-tech enterprise in Jiangsu Province in 2018. In 2019, it won the honors of China polyurethane industry chain extender Engineering Technology Center, Jiangsu standardization pilot enterprise and law-abiding enterprise. In 2020, it won the honors of Nantong Engineering Technology Center, Jiangsu enterprise technology center Jiangsu Engineering Research Center and the country's second batch of specialized and new "little giant" honors were awarded the title of excellent private enterprise in Nantong in 2021. The Pu chain extender series products produced by the company, such as aromatic diamines, diols, aliphatic diamines, aspartate and latent curing agents, are widely used in polyurethane elastomers, waterproof materials, pavement materials, adhesives, spandex and other fields. Some diamine products can also be used as curing agents for epoxy resins. With a wide range of products, high scientific and technological content, the quality can reach the international leading level and sell well at home and abroad. Xiangyuan Xincai has successively passed ISO9001, ISO14001 and ISO18001 system certification, and applied for more than 50 product and technical invention patents. The enterprise is determined to develop into a well-known production base of chemical additives at home and abroad and make due contributions to the continuous innovation and development of polyurethane national industry in China.