What city has a football club head coach who An Sung-hun once played as temporary France national team player for?
An Sung-hun An Sung-hun (; born 11 September 1982) is a South Korean footballer who played as a Midfielder for FC Seoul (then known as Anyang LG Cheetahs) and Incheon United in the K League. When he was in FC Seoul, He appeared on friendly match with France national football team during 2002 FIFA World Cup in GS Champions Park (France team training camp). He was played as temporary France national team player for Patrick Vieira.
Cao Xiandong Cao Xiandong (Chinese:曹限东 born 19 August 1968) is a Chinese football coach and a former international Midfielder. In his career, he was predominantly remembered for his time at Beijing Guo'an where he won two Chinese FA Cups, while internationally he played for the Chinese team that took part in the 1996 Asian Cup. Since retiring he moved into assistant management and then gained his first Head coaching position with Beijing Institute of Technology FC