According to Baidu Encyclopedia, "You swore that you'd be together forever, but now you've turned around and left, you go, I won't keep you, you go, you don't have to say you're sorry, you go, time will take me to forget about you" is a song written and composed by Zhang Hanyuan and sung by Zhou Yanhong. Zhou Yanhong sings the song, released on August 20, 2012.