Beijing Guoan has already started their winter training in Haikou, which is expected to last for three weeks, with the third stage taking them overseas for further drills. As the only team among the top 5 to change coaches, Guoan faces the daunting task of rebuilding their tactical approach and even their starting lineup from scratch, following the departure of two foreign players, Adebenro and Mamadou, who will need to be replaced. Coach Setien has a heavy responsibility ahead of him, and he is taking his role very seriously, often demonstrating technical moves and training exercises himself to set an example. On January 9th, national team players such as Zhang Yuning, Lin Liangming, and Yang Liyu will join the national team for a 10-day training camp, leaving Guoan with an incomplete squad for Setien to work with temporarily. Fortunately, Beijing Guoan does not have any AFC Champions League commitments in February, allowing them to make up for lost time. Setien has high tactical demands, having previously coached Barcelona, and he is unlikely to employ long balls or dense defense strategies. Instead, frontcourt possession and control will be the main tactics for Guoan in the new season. In terms of domestic player recruitment, Guoan has opted for targeted signings, unlike Chengdu Rongcheng, which brought in four national team players. Currently, Guoan has only made contact with Wu Shaocong, a potential first-team level signing. Other positions are well-staffed, with potential foreign signings in midfield, established mid-career players like Zhang Yuan, and veterans like Chi Zhongguo who have renewed their contracts. The winger…