However , soon he got a crucial injury on his right knee and had to stop playing football for two years .
His reputation led Bupyeong High School , one of the most famous footballing schools in South Korea , to scout him .
Soon he got a crucial injury on his right knee and had to stop playing football for two years .
His reputation led Bupyeong High School , one of the most famous footballing schools in South Korea , to scout him .