China's polar icebreakers Xuelong, Xuelong 2 to conduct scientific researches in Southern Ocean

Aerial photo taken on Dec. 24, 2019 shows members of China's 36th Antarctic expedition team retrieving a profiler on China's polar icebreaker Xuelong 2. China's polar icebreakers Xuelong and Xuelong 2 will conduct scientific researches in the Southern Ocean. (Xinhua/Liu Shiping)