The International Herald Tribune is reporting that China is aiding a U.S. investigation into the steroid smuggling ring:
The government said over the weekend that it was cooperating with the U.S. authorities, who last week announced the largest crackdown ever on steroid production facilities in the United States and other parts of the world.
American authorities have said that 99 percent of all materials used to produce anabolic steroids in the United States come from China. [Full text]