Waste is being dumped straight into rivers and canals while water plants still use inadequate technology.
Authorities are still trying to pinpoint the exact reason causing the deaths along the central coast.
High-rise buildings and hotels block the view of beautiful beaches.
Thanh Nien reporters visited the area and saw the structure up close.
'Prices have dropped by around half since 2010 and the profit margin for developers is now 10-20 percent'
He denied allegations that he molested a boy during a dance-video audition.