The citizens of Vietnam can apply for a eTourist Visa for single entry to Myanmar online.
Myanmar government allow visitor to apply eTourist for visiting friends and family or sightseeing purposes
If you are not well-known yet, then it is better for you to get detailed information of visa document requirements. The web page will help you to prepare yourself before the application process. You can get detailed information of the documents required for Myanmar tourist e-Visa .
The Myanmar eTourist Visa for Vietnam application fee is determined as Myanmar Visa fee categories which you wish to apply. In most cases, each e-visa applicant, including children, is required to pay a non-refundable, non-transferable application fee.