The national football team's policy of naturalizing players has been likened to "heaven or hell." Fernandinho is absent from the new training session due to "personal reasons" and "contract disputes," while another naturalized player, Hou Yongyong, has made his first appearance in the national team with confidence, ready for the upcoming matches. This stark contrast is like two sides of a coin, one revealing issues with the naturalization policy, while the other seems to open up new possibilities for the national team. On one side, there is endless glory, and on the other, unresolved problems. It's hard not to ask: Do naturalized players really help the national team, or do they hold it back? First, let's talk about Fernandinho. It must be admitted that when he was naturalized, great hopes were pinned on him. He is not lacking in talent and has abundant physical fitness, making him a sharp weapon in the offensive end. However, since completing his naturalization and joining the national team, his performance has been lackluster. It is reported that this time he could not participate in the new training session not simply because of physical reasons but due to contract disputes with domestic clubs. He is still on vacation in Brazil, unable to return for the time being. At first glance, this seems like a personal choice, but looking at it from another angle, isn't this also a legacy of the management problems of naturalized players? The naturalization policy is ostensibly intended to make up for the shortcomings in the strength of domestic players, but after…