https://www.cnbc.com/2018/05/18/vietnam-formally-launches-investigation-into-uber-grab-merger.html

Vietnam's Ministry of Industry and Trade on Friday officially launched an investigation into the takeover of Uber Technologies' Southeast Asia business by rival Grab, the ministry said.

The investigation will take 180 days, with the possibility to be extended by up to 120 days, the ministry said in a statement.