How many notaries do couples need to apply for skilled immigrants in Canada, and how much does it cost?

The Federation and Quebec are roughly the same.

Open translation: ID card

Notarization: birth certificate, marriage certificate, household registration book, (birth certificate is required for children, and proof of study is required for those over 22 years old), graduation certificate, qualification certificate and work letter (the contents must include working hours, position, main responsibilities, annual salary, signature of boss or personnel supervisor, and employment contract).

If you don't plan to take IELTS, you can provide a notarized English certificate from your country. If you take IELTS, you can directly provide the original IELTS score.

Foreign notary 100 or so, the price varies from place to place.