You can sponsor your certain relatives to come to Canada. They are allowed to live, study and work in Canada. As sponsor, you need to be at least 18 years old and a Canadian citizen or permanent resident of Canada or a person registered in Canada as an Indian under the Canadian Indian Act and fulfill other necessary conditions as per Immigration Law.
You can sponsor your spouse, partner or dependent children, adopted children, parents and grandparents etc., if they fulfill the other requisite conditions as sponsored.