This is the next part of the article showing you the procedure of grant of permanent residence cards to foreigners provided by Vietnam Immigration.
Vietnam Immigration Department Ho Chi Minh (VID) is the official organization granting your visa which is located in the South of the country.
Foreigners should send temporary residence card to the Vietnam Immigration Office under Central authority such as Vietnam Immigration department Ho Chi Minh
To Extend temporary stay for foreigners in Vietnam, the person who asks for the request must complete the procedure provided by Vietnam Immigration Department Ho Chi Minh.
https://www.visa-vietnam.org.vn/blog/tag/vietnam-visa-on-arrival.html From 16th June 2014, The Vietnam immigration department released the electronic visa form (online visa application) for visitors to apply for Vietnam Visa. E-visa is also known as the electronic visa or online visa. It is a legal license to allow foreigners to enter the gate and domestic tourism.