It is a visa pre-approval letter granted by the Immigration Department of Vietnam. You have to stop at the “visa on arrival” office in the int'l airport of Vietnam to pay for the visa stamping fee then pick up your visa.
Stamping feedoes not include, you will be pay in cash at the Vietnam airports only onetime upon arrival.
11:28 AM 20-04-2019
21:07 PM 04-04-2019
Thank you, got visa now.
20:59 PM 04-04-2019
Everything ok, Thanks for your support
20:57 PM 04-04-2019
Fast and easy