File photo taken on July 20, 2017 shows people waving to the scientific researchers on the research vessel and icebreaker Xuelong, or "Snow Dragon", in Shanghai, east China. China's ice breaker, the Xuelong, set sail for the country's first circumnavigation of the Arctic rim. China pledged peaceful utilization of the Arctic and committed itself to maintaining peace and stability in the region, said a white paper issued by the State Council Information Office Friday. (Xinhua/Fang Zhe)