Zhao Zeng Was Once A Drug Addict. But now the 32-year-old man looks hale and hearty, not at all like he did when he was on narcotics. With his hair set with gel, which makes him look pretty young and energetic, Zhao shocks many when he tells them that he was once on drugs for 10 years. The change took place last October when an emaciated Zhao entered a Beijing voluntary addiction treatment centre and volunteered to try a new therapy called "community therapy ." [continues 558 words]