On April 19, 2018, beijing, numerous star is attended " king of the song that cross a boundary " news briefing. Mao Xiaotong (the picture comes from Oriental IC)On April 19, 2018, beijing, numerous star is attended " king of the song that cross a boundary " news briefing. Mao Xiaotong (the picture comes from Oriental IC)On April 19, 2018, beijing, numerous star is attended " king of the song that cross a boundary " news briefing. Mao Xiaotong. (the picture comes from Oriental IC)