In his first event on day one, the 400 freestyle, Sun won in a time 3:40.14, becoming the first Chinese male swimmer to win a gold medal at the Olympics.On note, his time was also the third fastest effort in history, and a new Asian record.
Sun won in a time 3:40.14, becoming the first Chinese male swimmer to win a gold medal at the Olympics.On note, his time was also the third fastest effort in history, and a new Asian record. This was in his first event on day one. Day one was the 400 freestyle.