Group 1 - The 42nd Chinese Antarctic Expedition team has arrived near Zhongshan Station and is actively unloading supplies, with the "Xuelong" and "Xuelong 2" ships meeting for the first time in Antarctica [1] - The "Xuelong 2" ship has successfully transported over 300 tons of polar fuel to Zhongshan Station using a helicopter during favorable weather conditions [1] - Ice unloading operations are being conducted simultaneously, utilizing snow vehicles to transport containers and fuel from "Xuelong 2" to Zhongshan Station and inland bases [3] Group 2 - Nearly 90 team members have already arrived at Zhongshan Station to prepare for subsequent supply reception and research tasks [5] - To enhance operational efficiency, "Xuelong 2" is providing ice-breaking guidance for "Xuelong," which is approximately 32 kilometers away from Zhongshan Station [7] - A large-scale unloading operation involving both ships, helicopters, and snow vehicles is currently underway in Antarctica, with the unloading plan expected to last for two weeks [13] Group 3 - After over 30 hours of continuous ice channel widening and guidance by "Xuelong 2," the "Xuelong" ship, carrying about 1500 tons of supplies for Zhongshan Station, has successfully reached the unloading point [11] - Following the unloading operations, "Xuelong" and "Xuelong 2" will head towards Qinling Station and Great Wall Station, respectively [13]

Core Points - The "Xuelong 2" vessel successfully transported over 300 tons of polar fuel to Zhongshan Station using the "Xueying 102" helicopter during a favorable weather window [2] - The "Xuelong" vessel, carrying approximately 1500 tons of supplies, reached the sea ice unloading point under the continuous operation and guidance of the "Xuelong 2" for over 30 hours [3] - A comprehensive unloading operation involving both land and air is currently underway in Antarctica, with the unloading at Zhongshan Station planned to last for two weeks, after which "Xuelong" and "Xuelong 2" will head to Qinling Station and Great Wall Station respectively [5]

Core Points - The "Xuelong 2" polar icebreaker has successfully arrived at a cargo unloading point 12 kilometers from Zhongshan Station during China's 42nd Antarctic Expedition [1] - The unloading operation is utilizing both snow vehicles and helicopters to transport fuel and containers to the station [3][5] Group 1 - The "Xuelong 2" has commenced unloading operations, planning to deliver over 600 tons of supplies over a period of three to four days [5] - As the Antarctic summer progresses, the melting sea ice is facilitating the unloading process, allowing for continuous operations [5] - A total of 12 fuel bags, approximately 40 tons of polar fuel, have been successfully transported to Zhongshan Station via helicopter [3]