Yang Liping revealed her secret: good eating habits plus more exercise. Yang Liping strongly recommended corn as a beauty food: "Eat corn at least once a day, soy milk, yogurt, pumpkin, lean meat are good choices. But eat less rice, pasta and other staple foods, some foods with fiber and vitamins are good for health."

A glass of salt water at 9 a.m.

Three cups of pu-erh tea from 9 a.m. to 12 p.m.

Lunch at 12 p.m., which consists of a small box of beef, a cup of chicken broth, and a couple of small apples; and dinner in the evening, which consists of just two small apples and a

slice of beef.