Ang 5.0 is Taiwanese Mandopop artist Angela Chang's (Chinese: 張韶涵) fifth Mandarin studio album.

[1] Two more editions were released, Ang 5.0 (Birthday Celebration Edition) (女神生日慶祝版) on 18 January 2008, with a bonus DVD containing six music videos[2] and Ang 5.0 (Deluxe Behind-the-Scenes Edition) (女神華麗寫真影音版), on 7 March 2008, with a bonus DVD containing nine behind-the-scene footages[3] The track, "不想懂得" (Don't Want to Understand) won one of the Top 10 Songs of the Year at the 2009 HITO Radio Music Awards presented by Taiwanese radio station Hit FM.

[4] Musically, the album is composed of rock, ballad, and R&B-style songs.

"Don't Want To Understand" was described to "express the reluctance and expectation of love".

The track "Darling, That Isn't Love" was composed by Jay Chou and is a slow R&B-style song based on the theme of "older woman-younger man" relationships.