Visa permanent après visa étudiant

moi je lis ça 

"All applications for Thai Permanent Residency is processed by the Royal Thai Immigration Commission. The annual quota for granting permanent residency in Thailand is a maximum of 100 persons per country. The application period for Thai PR usually from October to the end of December of every year.

In order to apply to become a Thai Permanent Resident, you must meet the following criteria:

You must have had a Thai non-immigrant visa for at least three years prior to the submission of your application. Holders of multiple NON-Immigrant visas can not apply. You must have 3 consecutive yearly extensions in order to qualify.
You must be a holder of a non-immigrant visa at the time of submitting your application.
You must be able to meet one of these categories to apply for PR status in Thailand:
Investment category (minimum 3 – 10 Mil. Baht investment in Thailand)
Working/ Business category
Support a family or Humanity Reasons category: In this category, you must have a relationship with a Thai citizen or an alien who already posses a residence permit as a husband or wife; father or mother; or a guardian of a Thai child under 20 years of age.
Expert / academic category
Other categories as determined by Thai Immigration
You should note that the list of required documents for the application depends on the category under which the application is made."

peut-être que le visa ED est un peu léger, tu devrais demander au forum Thaivisa, il y a plusieurs personnes qui l'ont , ce visa permanent et on a toujours des réponses à nos questions