After being refused a visa, Canada can continue to submit a visa with all the materials, and there is no time limit.
The main reason for refusing a visa is to concentrate on your study plan &; On the source of funds, if your study plan is complicated or unreasonable, it is easy to be rejected; If your assets and other materials are incomplete or you can't reasonably explain the source of your funds, it is easy to be rejected.
According to the above, it is strongly recommended that you browse your materials in detail, find out the unreasonable places, and then submit the application after revision. If you are worried about these materials, you can show them to Reiteration.com, which may improve the pass rate. They specifically signed and refused visas in Canada, and they have a good reputation in the embassy. My brother got a study visa here after refusing the visa, which is not bad, but there is a problem that the fees are very high at the same time.