Love on a Diet (2001)

Love on a Diet is original movies from Hong Kong release in 2001 with original title 瘦身男女 but this movies knowed As Sau san naam neui.
Love on a Diet movies stories is about Mini Mo (Sammi Cheng) is a Hong Kong resident living in Japan. She suffers from depression, low self-esteem and a binge eating disorder – the result which sees her suffers from extreme obesity. A failed suicide attempt causes her to meet Fatso (Andy Lau), a Hong Kong salesman working in Japan who, too, like her, is obese.