On home turf, Song's second-round knockout against Russian fighter Umar Nurmagomedov last week put him third in UFC Bantamweight rankings.
"I was actually really shocked," the 28-year-old told AFP at China's UFC Performance Institute.
"In the arena, the sound of the cheering was really loud. But that was probably the happiest moment of my life."
Song said he was "just a kid" with a dream of making it in the UFC when he debuted in Shanghai in 201…