According to current regulations just announced by the government. Regulations apply to all visitors entering by Air, Road, Waterway, Railway as follows:
For children 2 years old and younger, no test or certificate of negative for covid 19 is required upon entry.
No certificate of recovery from covid is required (applicable to children who have been infected with covid 19)
Just make a medical declaration upon entry at the border gate.
Parents, relatives or guardians for children need to download and use the medical declaration application (PC Covid) during their stay in Vietnam.
If there are symptoms such as (Fever, cough, sore throat, runny nose, stuffy nose, body aches, fatigue, chills, loss of taste, loss of smell, headache, diarrhea, difficulty breathing, etc.) immediately to the health agency at the border gate to conduct isolation according to regulations.