Shanxi Hi-Speed Group Co., Ltd. (China)

Shanxi Road & Bridge Co., Ltd., located in Taiyuan, is a national large-scale high-tech enterprise and one of the three major enterprises in Shanxi Province. It has been listed in the top 500 chemical companies in China for ten consecutive years and has been included in the top 500 competitive enterprise groups in China and the top 100 potential enterprises for transformation and development in Shanxi Province. The company offers over 200 varieties of products in six major series, including polyvinyl alcohol, 1,4-butanediol, adhesives, benzene, coke, and maleic anhydride. It is one of the four companies in the world that owns the technology of acetylene aldehyde method 1,4-butanediol and the only domestic enterprise with independent intellectual property rights for acetylene aldehyde method 1,4-butanediol and dry powder adhesive. The company is also involved in the drafting of national standards for products such as 1,4-butanediol, tetrahydrofuran, PTMEG, redispersible latex powder, and sodium diacetate. In 2007, the company's technical center was recognized as a national-level enterprise technical center by the National Development and Reform Commission and other five ministries. The company obtained ISO9001 international quality management system certification in 1999, ISO14001 international environmental management system certification in 2004, and the "Sanwei" trademark was awarded the Chinese well-known trademark in March 2008. On November 8, 2018, the company changed its name from "Shanxi Sanwei Group Co., Ltd." to "Shanxi Road & Bridge Co., Ltd."