Xi attends meeting marking HK's 20th return anniversary, inaugural ceremony of 5th-term HKSAR gov't

Lam Cheng Yuet-ngor (L) is sworn in as the Chief Executive of the Hong Kong Special Administrative Region before Chinese President Xi Jinping, who oversees the swearing-in ceremony, at Hong Kong Convention and Exhibition Center in Hong Kong, south China, July 1, 2017. (Xinhua/Lan Hongguang)