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An activity is held to mark World Children's Day 2019 in Beijing, capital of China, Nov. 20, 2019. Activities were held across China on the occasion of World Children's Day 2019, which fell on Wednesday. (Xinhua/Zhang Yuwei)
An activity is held to mark World Children's Day 2019 in Beijing, capital of China, Nov. 20, 2019. Activities were held across China on the occasion of World Children's Day 2019, which fell on Wednesday. (Xinhua/Zhang Yuwei)