One of the four was a Thai drug smuggler . The men were convicted in the murder of One Chinese sailors in Chiang Rai . Chinese authorities found the corpses and about 1 million amphetamines in eight years .
One of the four was a Burmese drug smuggler . The men were convicted in the murder of at least 12 Chinese sailors in Thailand . Thai authorities found the corpses and about 1 million amphetamines in 2011 .