The drugs originated in Cambodia and traveled through Thailand, intended for sale in more luxurious markets in neighboring areas such as Australia, Hong Kong, Taiwan and Malaysia.
In Thailand, a chemical storage tank caught fire, killing one person and injuring four others. The company that owns the tanks said it would compensate those affected.
The Prime Minister of Thailand on Wednesday announced plans to reclassify cannabis as a narcotic, reversing the country's legalization about two years ago.
The low cloud cover of monsoon season in Burma means the junta's air force will be less powerful. Both the Burmese military and ethnic rebels want to make gains before the rains come.
Thailand's foreign minister, Parnpree Bahiddha-Nugara, has resigned after being removed as one of the country's deputy prime ministers in a Cabinet reshuffle.
A key town along the border between Thailand and Burma has been fought over by the Burmese military and the rebel forces, who recently captured it and have successfully defended it.
King Maha Vajiralongkorn is the wealthiest monarch in the world with between $30 and $45 billion to his name. The wealthy king has been married four times and has seven children.
Thailand's foreign minister said on Friday that he urged Burma's military authorities to not respond violently to its army's loss of a trading town to guerrillas of the Karen National Union.