You mean business visit?
for business visit....

Who provide this visa for you?

If answer is Travels or any agent, you pay monthly 300QR and above. (beacuse this is business)

or you get this visa from any family sponcer(like father, brother etc) you pay 100QR every month.

or any company same 100 QR.

maximum extend this visa 3 months. after 3 month you pay must 350-500 QR per day.