For a Chinese passport holder, what is the length of ED visa and can it be extended in Thailand for one year with proper paperwork from the school of course?
TLDR : Answer Summary
The Non Immigrant ED Visa for Chinese passport holders allows an initial stay of 90 days in Thailand. This visa can potentially be extended with the correct documentation from the educational institution. Extensions can be for either 60 or 90 days, depending on the specific paperwork provided by the school.