The South Korean national football team, led by interim coach Robert Moreno, defeated Ecuador 3-0 in a friendly match, successfully showcasing a new defensive tactic. Coach Moreno chose 4-4-2 as his basic tactic and operated the game based on maintaining spacing, strong pressure, and abundant stamina. After Oh Hyeon-gyu scored the opening goal with a mid-range shot in the second half, Son Heung-min's free kick goal and Lee Dong-gyeong's winning goal secured a 3-0 victory. In this match, the Korean national team showed tactical changes by coach Moreno and improved scoring ability, giving fans hope.