Fireworks light up the sky during a fireworks show to mark the 20th anniversary of Hong Kong's return to the motherland in Hong Kong, south China, July 1, 2017. (Xinhua/Qin Qing)
Fireworks light up the sky during a fireworks show to mark the 20th anniversary of Hong Kong's return to the motherland in Hong Kong, south China, July 1, 2017. (Xinhua/Qin Qing)
Fireworks light up the sky during a fireworks show to mark the 20th anniversary of Hong Kong's return to the motherland in Hong Kong, south China, July 1, 2017. (Xinhua/Qin Qing)
Fireworks light up the sky during a fireworks show to mark the 20th anniversary of Hong Kong's return to the motherland in Hong Kong, south China, July 1, 2017. (Xinhua/Qin Qing)
Fireworks light up the sky during a fireworks show to mark the 20th anniversary of Hong Kong's return to the motherland in Hong Kong, south China, July 1, 2017. (Xinhua/Qin Qing)
