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Students salute while the national flag is being lowered at China-Laos Friendship School in Muang Xay of Laos, March 22, 2019. (Xinhua/Wang Jingqiang)
Students salute while the national flag is being lowered at China-Laos Friendship School in Muang Xay of Laos, March 22, 2019. (Xinhua/Wang Jingqiang)