People visit the helicopter aboard Xuelong 2 at Nanshan Port in Sanya, south China's Hainan Province, Nov. 5, 2026. China's icebreaker Xuelong 2 stopped at a scientific research dock of Sanya Nanshan Port on Thursday for resupply and held a public open day event here. (Xinhua/Guo Cheng)

　　People visit a lab aboard Xuelong 2 at Nanshan Port in Sanya, south China's Hainan Province, Nov. 5, 2026. China's icebreaker Xuelong 2 stopped at a scientific research dock of Sanya Nanshan Port on Thursday for resupply and held a public open day event here. (Xinhua/Guo Cheng)

　　An aerial drone photo taken on Nov. 5, 2026 shows Xuelong 2 at Nanshan Port in Sanya, south China's Hainan Province. China's icebreaker Xuelong 2 stopped at a scientific research dock of Sanya Nanshan Port on Thursday for resupply and held a public open day event here. (Xinhua/Guo Cheng)