How long can Canada sign a visa to the United States once ~

Make an appointment for the interview date online first, then download the forms of 156, 157 and 158, pay the visa application fee of 13 1 USD at the local bank, and bring your passport, student visa, school report card, proof of study and bank deposit with you on the interview day.

International students usually give it for one year at a time.

For those with immigration status, one trip is usually 10 years. Now I have a visa for 10 years.