Beijing Guoan fans have finally received some long-awaited good news! During the winter training period, the team's lineup has been strengthened with the return of some key players, which has greatly boosted morale. Key players such as Zhang Yuning, Lin Liangming, and Li Lei have returned to the team one after another, and foreign players have also arrived in succession. Serginho, the newly naturalized player, is particularly anticipated. Especially after the arrival of Setien, who once coached Barcelona, the team's tactical style has gradually changed, seemingly injecting new vitality into Guoan. During the winter training, what fans are most concerned about is undoubtedly the condition of these players and the integration of the team. Looking back at Guoan's winter training, the lineup has evolved from being stretched thin at the beginning to gradually taking shape, bringing a glimmer of hope. Many fans feel that the confusion at the beginning of the season seems to have dissipated. The return of key players like Zhang Yuning and Li Lei has significantly enhanced the team's overall strength. "This is the Guoan I've been looking forward to!" Some fans commented, expressing growing confidence in the team's lineup. Especially seeing the tacit cooperation between Serginho and Zhang Yuning, it makes people look forward to their better performance in the new season. This season, Guoan not only has stable midfield coordination but also more creativity and attacking threats in the offensive end, and the overall cohesion of the entire team has been enhanced. Although the lineup is gradually complete, an important issue that has not been…