In fact, you can see the appearance of the host who took part in the challenge before going to Korea at the age of 20, and found that it has not changed, but I don't know whether it is getting old or thin, which makes the outline deeper. He has always been underweight, the highest SJM (185) but the lightest. Lighter than Yin He and Xu Li.
But recently, he has become much healthier and looks like he has gone back to the past.