According to immigration rules, Vietnam business visa for Indian when you come to Vietnam to:
• Explore business possibilities
• Set up industrial venture
• Purchase or sell products
• Attend meetings or conferences
However, Indian residents visiting Vietnam for working are able to apply for business visa on the same procedure. By obtaining the business visa, you may not need to apply for work permit whose procedure is very complicated and time-consuming.
Source from: https://visaonlinevietnam.com/1-year-vietnam-business-visa-for-indian-citizens-n1864
Validity
The maximum duration of stay on a business visa is 1 year. There are single and multiple entries for short-term visa (valid for 3 months) but long-term visa can be issued with multiple entries only.
Currently, Visaonlinevietnam.com can assist you with the following types of Vietnam business visa:
• Single entry, valid for up to 3 months
• Multiple entries, valid for up to 1 year
Requirements for Vietnam business visa
Passport copy (only page containing your personal details)
Tentative travel date
Embassy address: required only when you collect visa stamp at embassy.
Specify type of visa for which you’d like to apply
Online Procedure
First step, send above requirements to email address sales@visaonlinevietnam.com. Next, wait to receive our payment link. You must make a successful payment before your application is forwarded to Immigration Department for processing.
A confirmation email will be sent shortly after successful submission of payment. Processing time of approval letter takes 2-7 working days (excluding national holidays and weekend) depending on type of visa and kind of service (normal or urgent).
Note: the visa approval becomes effective from intended date of travel submitted in application form, not from the date you apply for the visa. You are permitted to travel to Vietnam anytime while the visa is valid.
How to apply for Vietnam business visa online?
What you need to do is just to:
Fill in online application form. (Click on “APPLY NOW” on menu bar)
Settle your payment online once you finish filling.
Get visa approval letter sent to email within 3 working days
Print out the letter, bring with original passport, 2 photos, stamping fee to board your flight and get visa stamp at arrival airport.
Apply at Vietnam Embassy
Getting visa stamped at embassy using our approval requires the same documents and same stamping fee. However, be aware of that the embassy will not grant the visa stamp immediately unless you pay them some extra fee. So Visa on Arrival is highly recommended.
Fees struceture
Detailed guide to get Vietnam visa for India and cost of Vietnam visa for Indian here: https://visaonlinevietnam.com/how-to-apply-for-vietnam-visa-from-india-tv71