Photo taken on June 29, 2020, shows a billboard about the Law of the People's Republic of China on Safeguarding National Security in the Hong Kong Special Administrative Region in Central area in Hong Kong, south China. /Xinhua
Photo taken on June 29, 2020, shows a billboard about the Law of the People's Republic of China on Safeguarding National Security in the Hong Kong Special Administrative Region in Central area in Hong Kong, south China. /Xinhua