A flag-raising ceremony is held at Golden Bauhinia Square to celebrate the 20th anniversary of Hong Kong's return to the motherland, in Hong Kong, south China, July 1, 2017. (Xinhua/Wu Xiaoling)
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A flag-raising ceremony is held at Golden Bauhinia Square to celebrate the 20th anniversary of Hong Kong's return to the motherland, in Hong Kong, south China, July 1, 2017. (Xinhua/Wu Xiaoling)
