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1.In 1999, China cracked down 65,000 drug-related criminal cases, and confiscated 5.364 tons of heroin, 1.193 tons of opium, 16.059 tons of crystal methamphetamine (commonly known as "ice'), and some cocaine, MDMA and marijuana. In 1999, the number of drug-related cases cracked and the total amount of drugs confiscated increased by 2.4 percent and 33.6 percent, respectively, over 1998. 
