Migsemi produces gallium oxide semiconductor materials, wafers and related devices.
Founded in 2020 and based in Beijing, China, Migsemi manufactures gallium oxide semiconductor materials and products, including single-crystal and epitaxial substrates, ultraviolet detectors and high-power devices. It reports mass production of 2 inch substrates and development of 4 inch technology. In July 2026, it raised over CNY 150 million in Pre-B1 and Pre-B2 funding from Qianxi Capital, Hainan Sprout Capital, Anyang Economy Development Group, Guangdong Technology Financial Group, Ying Capital and Hongtai Aplus.
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