The song and the official MV on Chinese mainstream online music players and video websites were soon deleted respectively on the second day since its release .
However , it was alleged that the new song touched on sensitive political issues between Hong Kong and Mainland China .
The song and the official MV on Chinese mainstream online music players and video websites were soon deleted respectively on the second day since Hong Kong 's release .
However , it was alleged that the new song touched on sensitive political issues between Hong Kong and Mainland China .