Originally Posted by AlwaysOnTheRoad

5. Passengers arriving from China (People's Rep.), Hong Kong (SAR China), Iran, Italy, Korea (Rep.) or Macao (SAR China) will be quarantined at home/hotel for a period of 14 days.

On the other hand... this is on CX website.Passengers are allowed to enter the country but may be required to self-quarantine at their hotel or residence until their departure date. Passengers arriving in Thailand via Hong Kong from countries not listed above are exempt from the 14-day self-quarantine.