Yangmei Group Sanwei Company covers an area of ​​3,000 mu, with 4,400 registered employees and a total asset value of 7 billion yuan. Its predecessor, Shanxi Vinylon Factory, was established in 1970. It was transformed into a shareholding system in February 1996. In June 1997, the A-type stock of "Shanxi 3D" was listed on the Shenzhen Stock Exchange. In December 2005, it was reorganized with Shanxi Yangmei Group and became Yangmei. A wholly-owned subsidiary of the group. The company has more than 200 varieties of six series of products including polyvinyl alcohol, 1,4-butanediol, binder, benzene, coke, and malic anhydride. It has advantages in the domestic industry in scale, leading technology, and diverse varieties. Advantages, superior quality advantages, and enjoy good market reputation and reputation.

The company is one of the four companies in the world that have 1,4-butanediol technology for alkynaldehyde and the only company in China that has independent intellectual property rights for alkynaldehyde 1,4-butanediol and dry powder glue. The company is a national standard drafting unit for 1,4-butanediol, tetrahydrofuran, PTMEG, redispersible latex powder, sodium diacetate and other products, and participated in the formulation of national standards for VAE emulsion products; in 2007, the enterprise technology center was the state The National Development and Reform Commission and five other ministries have been recognized as national-level enterprise technology centers. In 1999, it passed the ISO9001 international quality management system certification, in 2004, it passed the ISO14001 international environmental management system certification, and in March 2008, the "Three-dimensional Brand" trademark was well-known for its protection.

In accordance with the strategic deployment of the Shanxi Provincial Party Committee and the Provincial Government to strengthen and expand the new coal chemical industry and the Yangmei Group's development strategy of "strengthening coal, 100 million tons and 100 billion yuan", the company will seize the strategic opportunities of the "12th Five-Year Plan" In the future, we will make full use of the financing platform and good market image of listed companies, rely on the resources and financial support of Yangmei Group, and give full play to the advantages of its own technology, management, talents and brand accumulated over the years, and continue to combine new construction and mergers and reorganizations to extend and add The crude industrial chain will strive to achieve the organic integration of traditional coal chemical industry and acetylene fine chemical industry, and achieve the simultaneous expansion of industrial scale and economic benefits; the company will pursue excellence in a spirit of being highly responsible to shareholders, society, the public, and corporate employees. , contribute high-quality products, unite with sincerity, pioneering and innovative, and strive to create safe three-dimensional, green three-dimensional, fine three-dimensional, and 10 billion three-dimensional.

Three-dimensional people who are brave in innovation, good at management, advocate technology, and adhere to integrity will continue to carry forward the corporate spirit of "strive to strive for the best", accelerate the pace of technological innovation, and create a bright future of three-dimensionality.