Photo taken on July 3, 2020 shows the night view of Jiefang Pavilion inside the Hucheng River scenic spot in Jinan, capital of east China's Shandong Province. (Xinhua/Wang Kai)

Photo taken on July 3, 2020 shows the Hucheng River at night in Jinan, capital of east China's Shandong Province. (Xinhua/Wang Kai)

A visitor takes photos at the Daming Lake scenic spot at night in Jinan, capital of east China's Shandong Province, June 30, 2020. (Xinhua/Wang Kai)

Photo taken on June 30, 2020 shows the night view of Daming Lake scenic spot in Jinan, capital of east China's Shandong Province. (Xinhua/Wang Kai)

A singer performs at the Baihuazhou historical block at night in Jinan, capital of east China's Shandong Province, June 30, 2020. (Xinhua/Wang Kai)

Aerial photo taken on July 5, 2020 shows the night view of Daming Lake scenic spot in Jinan, capital of east China's Shandong Province. (Xinhua/Wang Kai)