Drugs in Thailand there are a few species. But who are the scourge of methamphetamine and opium, it would be hard because it's easy to transport. And the price is affordable
Drugs in Thai, it is not a type, but that are hard to break out, it will be because opium and methamphetamine are easy to transport and prices were affordable.
Drugs in Thailand, it is not a few kinds of heavy, but that was an epidemic will be a amphetamines and opium because it makes it easy to carry and the price was not too expensive.