Maritime information is contained in below links:

Information in Vietnam:

1. VIETNAM MARITIME ADMINISTRATION
2. SEAFARER DATABASE
3. VIETNAM REGISTER

International Information

1. IMO
2. ITF
3. WHO
4. Class NK
5. Class DNV – GL
6. JSU
7. Marine Traffic
8. Panama Maritime Authority
9. Marshall Maritime Authority

Visa Application

1. US visa application
2. Australian visa application
3. Chinese visa application
4. Schengen visa application
5. South Korea visa application