Aerial photo taken on March 18, 2020 shows the container dock of Yangshan port in Shanghai, East China. The international container port saw an increasing flow of cargo ships during the past two weeks. [Photo/Xinhua]
Aerial photo taken on March 18, 2020 shows the container dock of Yangshan port in Shanghai, East China. [Photo/Xinhua]
Aerial photo taken on March 18, 2020 shows the container dock of Yangshan port in Shanghai, East China. [Photo/Xinhua]
Photo taken on March 18, 2020 shows the container dock of Yangshan port in Shanghai, East China. [Photo/Xinhua]
Photo taken on March 18, 2020 shows the container dock of Yangshan port in Shanghai, East China. [Photo/Xinhua]
Aerial photo taken on March 18, 2020 shows the container dock of Yangshan port in Shanghai, East China. [Photo/Xinhua]
