To complete the online application for a Vietnam visa approval letter, the visa applicants need to provide the following information n exactly as shown in their passports (as once issued, the approval letter could not be amended in any way).
- Full name (exactly as in your passport);
- Date of birth (DOB);
- Passport Number;
- Proposed arrival date;
- Proposed exit date;
- Purpose of visit;
For further information, please see full Vietnam visa application form online.