To get your Vietnam landing visa in Phu Quoc Island, you should have the following documents ready.
Visa approval letter: The visa approval letter issued by the immigration department of Vietnam will state that the person can get a Vietnam landing visa at international airports. Some Airlines request to see this letter before letting the passengers board the flight. You should have this document print out to get your visa stamp at the airport.
Vietnam visa application form: Hand it over to the immigration officer at the international airport in Vietnam. You should fill the details in this form and stick your photo on it. Vietnamese-visa-application-form (Form NA1)
Passport size photo: Take with you two passport size photos and paste it on the visa application form. Photo guide.
Original passport: You should have your original passport. It should be valid for a minimum of 6 months from the date you enter Vietnam. It should also have two blank pages.
Stamping Fee: pay the stamping fee in cash at the immigration office. Cards will not be accepted here. So make sure you carry with you some money.
After reaching the airport in the Phu Quoc Island, you will find the visa landing counter. This office would be in front of the passport control counter. In this counter, submit your visa approval letter, original passport, and Vietnamese visa application form. After presenting the required documents, you should wait until the officer calls you.
When your name is called, you should pay the visa stamping fee and get back your passport with visa stamped on it. After getting your passport stamped, you can enter Vietnam.
