From the canada.ca government website

Get a study permit faster through the Student Direct Stream. Some international students can get their study permits faster by using the Student Direct Stream. Most Student Direct Stream applications are processed within 20 calendar days, if you meet the eligibility.

Who can apply?

To be eligible for faster processing through the Student Direct Stream, you must:

  • be a legal resident living in:
    • China
    • India
    • the Philippines, or
    • Vietnam
  • have an acceptance letter from a post-secondary designated learning institution
  • prove that you’ve paid the tuition fees for your first year of study
  • live outside of Canada when you apply
  • have a Guaranteed Investment Certificate (GIC) of C$10,000
  • have a Certificat d’acceptation du Québec from the Ministère de l’Immigration, de la Diversité et de l’Inclusion, if you’re planning to study in Quebec
  • get a medical exam before you apply (if you need one)
  • get a police certificate before you apply (if you need one)
  • have a language test result that shows:
    • a score of 6.0 or higher in each skill (reading, writing, speaking and listening) on the International English Language Testing System (IELTS), or
    • a Test d’évaluation de français (TEF) score that is equal to a Canadian Language Benchmark (CLB) score of at least 7 in each skill (reading, writing, speaking and listening)

You may also need to provide other documents. Make sure you include all the documents required by the visa office that processes your application.
Who isn’t eligible for the Student Direct Stream
If you live in another country (even if you’re a citizen of one of the countries above), you have to apply through the regular study permit application process.
If you don’t meet the eligibility for faster processing, you may still be eligible for a study permit through the regular study permit application process.
Guaranteed Investment Certificate (GIC)

For more information, please visit this link from the Canadian government website.