Rice production in southeast Asia 's ` ` Golden Triangle '' increases for eighth time . The report said there had been an increase in heroin use in China , Laos , Singapore and Thailand in 2014 , driving demand for opium . Poppy cultivation in Thailand and Laos rose to 500 hectares in 2007 . Myanmar accounts for the vast majority of the region 's poppy cultivation .
Rice production in southeast Asia 's ` ` Golden Triangle '' increases for eighth time . Poppy cultivation in Thailand and Laos rose to 500 hectares in 2007 . Myanmar accounts for the vast majority of the region 's poppy cultivation .