Yunnan Germanium Industry: The company's controlling subsidiary, Yunnan Xinyao Semiconductor Materials Co., Ltd., is a professional compound semiconductor materials manufacturer.

Securities Daily Online News: On March 23, Yunnan Geology Industry responded to investor questions on the interactive platform, stating that its controlling subsidiary, Yunnan Xinyao Semiconductor Materials Co., Ltd., is a professional compound semiconductor material manufacturer. Currently, it has mass production of gallium arsenide wafers and indium phosphide wafers, and has supplied products to domestic and international customers.

(Editor: Ren Shibi)

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