Where is the Mamma Mia song from?

The #1 Broadway musical Mamma Mia! In 2007, Mamma Mia! entered China for the first time in 2007, playing 16 shows in a row in Beijing, breaking the practice of the Beijing market of traditional stage show tours of no more than three shows per stop; in 2011, the Chinese version of Mamma Mia! Chinese version premiered in 2011, creating a successful precedent of adapting the world's classic musical into a Chinese version and realizing an impressive box office of 85 million yuan; in 2012, the Chinese version of Mamma Mia! In 2012, the Chinese version of "Mamma Mia!" continued to tour, and "sold by the week" mode of performance signed a hundred orders, breaking the old rules of domestic project tour sold by the scene.