He coached Pakistan's national volleyball team with another Chinese coach and then became the head coach.
The Chinese coaches are seen jumping in the background, their arms raised in triumph.
Zhou, the Chinese coach, was also suspended for a year after Yang tested positive.
According to his Chinese coach, he had an allergy upon returning from the United States, and he went to get some medicine.
Thirteen Chinese coaches and officials have also been withdrawn from the Olympic team.
Other Chinese coaches had refused to take this opportunity, but Li agreed "after thinking about it for 10 seconds."
The four gold medals her team won made Li the most decorated Chinese coach in one Olympic game.
That in itself raised some eyebrows, though Li, the Chinese coach, claimed this was no big deal.
Teuscher blamed the Chinese coaches, not the swimmers.
Many of the Chinese coaches were former athletes with little or no education.