The Chinese national football team has just concluded their winter training in Haikou, and everyone was hoping for some fresh momentum. However, they were met with a devastating piece of news - Serginho and Little Oscar are unlikely to be able to participate in the World Cup qualifiers in March. This is not because they are unable to play, but because the naturalization procedures have not been completed in time. With less than a month left, if the procedures are not finalized, they will only be able to play in the Chinese Super League (CSL) as foreign players, and will not be able to wear the national team's jersey. Time has become the biggest enemy, and on February 18th, when the winter transfer window for the CSL closes, whether Serginho and Little Oscar can be naturalized in time becomes a matter of life or death. Otherwise, these two players will have to continue playing as foreigners and will not be able to appear on the national team's roster. The pressure on the clubs is even greater; they have spent money, but the players cannot contribute to the national team, which would be a waste. Will they continue to push for naturalization or choose to let go and wait until next year? Clubs are very shrewd in their calculations; when naturalization does not go smoothly, no one wants to be the scapegoat. However, the issue of naturalizing players is not only about the losses of the clubs but also directly affects the future of the national team. These two players are…