Farmer explores business of bugs

Self-proclaimed insect expert breeds cockroaches for medicinal purposes

Wang Fuming spends 8 hours every day with cockroaches - millions of them. He even dines on them, fried, in the belief they can cure his stomach disease.

Although the insect incites feelings of disgust and dread for many people, the 43-year-old businessman in Shandong province has pinned high hopes on them.