Complex sentence: He played in the South Korea national team at 2004 AFC Asian Cup in China and he was a member of South Korea under-23 team at 1998 Asian Games in Bangkok and 2002 Asian Games in Busan.
Split into simpler sentences: He played in the South Korea national team at 1998 Asian Games in Bangkok and 2004 AFC Asian Cup in China. He was also a member of South Korea under-23 team at 2002 Asian Games in Busan.