Note that the issue below is still under consideration by Thei Government, based on the latest information.

China, South Korea remain on risk zone list

http://thainews.prd.go.th/en/news/detail/TCATG200509130143802

In an article published online on May 8^th by a daily newspaper, The Nation Thailand that China and South Korea will be excepted from the High Risk Country List [1] due to the reason that sharp decrease in a daily new cases of COVID-19 with a single digit.

https://www.nationthailand.com/news/30387469?utm_source=category&utm_medium=internal_referral

[1] High Risk Country might mean “Disease Infected Zone” in accordance with Communicable Diseases Act B.E. 2558 (2015), the Minister of Public Health.

People who need to enter into Thailand from a Disease Infected Zone shall  strictly comply with various requirements by Thai Governments below.

https://ddc.moph.go.th/viralpneumonia/eng/file/main/Sum_Measures_ver4_250320n.pdf