On March 30, Shanghai's vice mayor Wu Qing made the first 5G video call on the Huawei Mate X Smartphone.

3月30日，上海副市长吴清用华为 Mate X 智能手机打了第一通 5G 视频电话。

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Our speaker is Beijing Foreign Studies University Professor Wu Qing, who founded the Rural Women Training School in Beijing.

我们的嘉宾是北京外国语大学吴青教授，她创立了北京农村妇女培训学校。

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Wu Yuanfeng, a government archivist, says 2m out of 10m Qing documents in the country's collection are written in Manchu.

ECONOMIST: One hundred years on, only a few native speakers remain