China Rare Earth Holdings Limited is a China-based investment holding company principally engaged in the manufacturing and sale of rare earth products and refractory products. The company produces fluorescent materials including rare earth oxides such as praseodymium, neodymium, terbium and dysprosium; polishing agents; high temperature ceramics; and refractory materials comprising magnesium grains for use in heat-treatment facilities serving the petrochemical, steel metallurgy, non-ferrous metallurgy, glass, construction materials, chemical fertilizer and ceramics industries; it also trades rare earth products applied in electronic devices, computers, electronic motors, LCDs, DVDs, magnetic materials, magnetic memory chips, fiber optics, superconductors, mobile phone batteries, precision optics and energy-saving environmental protection products. Founded in 1987 and headquartered in Dingshu Town, Yixing, Jiangsu Province, People's Republic of China, the company operates primarily in China with sales extending to Japan, Europe and other international markets. In June 2025, China Rare Earth Holdings announced the acquisition of tungsten bars valued at HK$150 million through issuance of consideration shares, marking a strategic expansion into the tungsten business to capitalize on opportunities in semiconductors, aerospace, automotive and renewable energy sectors, particularly targeting growth in Southeast Asia. The company, formerly known as Yixing Xinwei Holdings Limited until its name change in May 2000, employs 220 people and lists on the Hong Kong Stock Exchange under ticker 0769.HK.