Love,betrayal and mistaken identities are some of the themes tackled in Cao Baoping’s latest movie:The Equation of Love and Death. Cao made his directorial debut in 2004 with The Trouble Makers.His second Love, betrayal and mistaken identities are some of the themes tackled in Cao Baoping’s latest movie: The Equation of Love and Death. Cao made his directorial debut in 2004 with The Trouble Makers. His second