Richard Yu, head of Huawei's consumer business, unveils the company's new HarmonyOS operating system during a press conference in Dongguan, Guangdong province on August 9, 2019. - Chinese telecom giant Huawei unveiled its own operating system on August 9, as it faces the threat of losing access to Android systems amid escalating US-China trade tensions. (Photo by FRED DUFOUR / AFP)
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