And I want to go vietname only for visit so what can i do
Dear Hasan patel,
Thanks for your concern,
Please follow the link to apply visa online with us https://www.vietnam-evisa.org/apply-visa.html
Apply visa online, You will get visa stamp on the passport upon arrival, All you need to do is fill your information in the form and make payment online.
After that, we will send You the approval letter via email, please print it out to board the plane and use it to get visa stamp on the passport upon arrival.
Stepfanno Tran (Mr. )