China News Service, July 31 (Reporter Yue Chuan) From practicing gymnastics at the age of 5 to practicing trampoline at the age of 13, and now on the Olympic podium four times, Dong Dong, 32, said that this should be his last It's the Olympic Games.

Looking back on the past, he chose to describe his many years of career as "consummation". "Some people may think that the four gold medals are considered consummation, but there is no such cheap thing in the world, and everything is satisfactory. The key is that in the process, I grew up, Mature, this is the greatest significance."