China produces around 60% of the world's germanium, or 180 metric tons in 2022, and over 90% of the world's gallium, about 606 tons last year, according to research firm Antaike. YUNNAN GERMANIUM, AN ESTABLISHED PRODUCERHeadquartered in southwest China's Yunnan province, Yunnan Lincang Xinyuan Germanium Industry Co. Ltd. (002428.SZ) extracts germanium from its own germanium mines and germanium-containing lignite coal mines. It has an annual capacity of 47.6 metric tons of germanium ingot, 60 tons of germanium tetrahydride - used to build 5G infrastructure - and 300,000 germanium wafers for solar cells. CHINALCO, A MAJOR GALLIUM PRODUCERState aluminium giant Chinalco has three gallium production plants, one each in central China's Henan and southwestern Guangxi and Guizhou provinces. It has annual production capacity of 200 metric tons of gallium metal and produced 146 metric tons in 2022.

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Persons: Duan Xiangdong, Hope, Zhuzhou, Dominique Patton, David Evans Organizations: . Ltd, Aluminum Corporation of China, Zhuhai Fangyuan, Xing'an, Gallium, AXT Inc, Beijing, Thomson Locations: BEIJING, China, YUNNAN, China's Yunnan, Yunnan, China's Henan, Guangxi, Guizhou, Shanghai, Zhuzhou, China's Hunan, Zhuhai, Guangdong, Shanxi, Nanjing, U.S, Beijing