Ningbo Yunsheng Co., Ltd. has been specialized in the research and development, manufacturing and sales of rare earth permanent magnet materials since 1995, and is a national high-tech enterprise. The company has billet production bases in Ningbo and Baotou, with world-class production lines for magnetic steel billet, mechanical processing and surface treatment, and an annual production capacity of 15,000 tons of billet, making it one of the world's largest manufacturers of rare earth permanent magnet materials. The company was listed on the Shanghai Stock Exchange (Stock code "600366") in October 2000.

The company relies on advanced equipment to ensure product quality. Through increasing technological innovation, the company continues to improve the process and equipment of rare earth permanent magnet materials, becoming one of the few enterprises in China that have mastered the complete equipment manufacturing of rare earth permanent magnet materials, making the consistency of the quality of main products reach the international advanced level. By the end of 2021, relying on independent research and development, the company has obtained 82 invention patents and 24 utility model patents in the field of rare earth permanent magnet materials, and has completed 5 national 863 projects. The company's research and development projects have won two second prizes of National Science and Technology Progress, one first prize of Zhejiang Provincial Science and Technology Progress, and five first prizes of Ningbo City Science and Technology Award. The industrialization project of high-performance rare earth permanent magnet material has been rated as a national major scientific and technological achievement transformation project, and YUNSHENG brand NdFeb rare Earth permanent magnet material has been identified as a famous brand product in Zhejiang Province.

The company is an enterprise with great influence in the industry, including VCM magnetic steel Business Division, Mobile Intelligent Magnetic Steel Business Division, Acoustic magnetic Steel Business Division, European Magnetic Steel Business Division, Motor magnetic steel business Division, Overseas magnetic steel business division, magnetic components business Division, Material Manufacturing Department, Baotou High Magnetic Field, Materials Research Institute, Bonded magnet Company, etc. Committed to the development of Europe, America, Asia and domestic market, has established a strategic partnership with many international well-known enterprises, products are widely used in automotive, aerospace, information storage, mobile intelligence, industrial motor, servo motor, health care, white goods, advanced audio and other fields.