Xuelong 2 finishes unloading supplies for Great Wall station

Aerial photo taken on Feb. 8, 2020 shows members of China's 36th Antarctic expedition transfering the waste of the Great Wall station to polar icebreaker Xuelong 2, or Snow Dragon 2, to dispose them in China. The Xuelong 2 finished unloading supplies for the Great Wall station and left for Ross Sea. (Xinhua/Liu Shiping)