Research team of China's 7th expedition to Arctic completes works

China's icebreaker Xuelong, or "Snow Dragon", anchors to set up a long-term data acquisition location on ice in the Arctic Ocean, Aug. 10, 2016. The research team of China's seventh expedition to the Arctic completed their works on six short-term and one long-term data acquisition locations on ice on Aug. 20, 2016. (Xinhua/Wu Yue)