Staff members of a Chinese construction company watch the screen displaying the opening session of the 19th National Congress of the Communist Party of China (CPC) in Hanoi, Vietnam, Oct. 18, 2017. The five-yearly CPC congress, China's most significant political meeting, opened in Beijing on Oct. 18, 2017. Overseas Chinese watched the event through live broadcasting on TV and networks. (Xinhua/Le Yanna)