A flag-raising ceremony is held at the Golden Bauhinia Square to celebrate the 23rd anniversary of Hong Kong's return to the motherland, in Hong Kong, south China, July 1, 2020. (Xinhua/Li Gang)

China's Hong Kong celebrated Wednesday the 23rd anniversary of its return to the motherland.

Photo taken on July 1, 2020 shows a flag-raising ceremony held at the Golden Bauhinia Square to celebrate the 23rd anniversary of Hong Kong's return to the motherland, in Hong Kong, south China. (Xinhua/Li Gang)

A flag-raising ceremony is held at the Golden Bauhinia Square to celebrate the 23rd anniversary of Hong Kong's return to the motherland, in Hong Kong, south China, July 1, 2020. (Xinhua/Li Gang)

Photo taken on July 1, 2020 shows a flag-raising ceremony held at the Golden Bauhinia Square to celebrate the 23rd anniversary of Hong Kong's return to the motherland, in Hong Kong, south China. (Xinhua/Li Gang)

A flag-raising ceremony is held at the Golden Bauhinia Square to celebrate the 23rd anniversary of Hong Kong's return to the motherland, in Hong Kong, south China, July 1, 2020. (Xinhua/Li Gang)