Dear Khun Thidarat,
Also, not sure if I have already sent this but just in case. PFA Thailand VISA.
I will forward on the following shortly: -
1. A copy of company registration certificate (Update within 6 months)
2. A copy of VAT Certificate (Phor.Phor. 01 and Phor.Phor. 09- if any)
Not too sure what this is please could you clarify?
3. A copy of Director's Documents (Work permit if employer is foreigner)