For Azerbaijani citizens, there is no visa exemption for both tourist and business travel visa. If you want to enter Vietnam, you have to apply for Vietnam through any one of the following process.

If you are an Azerbaijani citizen who doesn’t want to involve in the perhaps lengthening procedures with the Vietnamese embassies, you can apply for Vietnam visa on arrival, the cheapest Vietnam visa for Azerbaijani citizens. Since there is no Vietnamese embassy in Azerbaijan, you must visit the Vietnamese embassy in the nearby countries including Iran,