Why is Da Xu not the head coach of China Men's Basketball Team?

Xu Jicheng is a reporter of Xinhua News Agency, and once worked as a guest commentator. He was interviewed by CCTV news channel about Phelps' drug abuse. Being a coach doesn't mean knowing basketball. Besides, coach Guo Shiqiang may not know that when he was a player, he had the ideal of being a coach after retirement. Maybe coach Guo is better than the teacher. ...