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Xinhua Headlines: Academia urges openness as U.S. tightens Chinese student visa

Source: Xinhua| 2019-06-21 19:14:03|Editor: Xiang Bo
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Xinhua Headlines: Academia urges openness as U.S. tightens Chinese student visa

Two Chinese students walk on the campus of the University of Southern California in Los Angeles, California, the United States, June 3, 2019. (Xinhua/Li Ying)

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