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![CHINA-MACAO-RETURN ANNIVERSARY-FLAG-RAISING CEREMONY (CN)](136839625_15137381952571n.jpg)
A flag-raising ceremony is held to celebrate the 18th anniversary of Macao's return to the motherland in Macao, south China, Dec. 20, 2017. (Xinhua/Cheong Kam Ka)
A flag-raising ceremony is held to celebrate the 18th anniversary of Macao's return to the motherland in Macao, south China, Dec. 20, 2017. (Xinhua/Cheong Kam Ka)