How to keep Canadian immigration status permanently?

The English part below is the information obtained from Canadian immigration to official website. That is, you must have lived in Canada for at least two years within five years before you can keep your green card. There is no such thing as permanent Canadian status.

The green card is renewed every five years. When renewing the card, you must provide evidence of your residence time in Canada. If you can't reach the required residence time, you can't get a new green card, that is, you lose your immigration status.

Time spent living in Canada

When you are a permanent resident, you can live outside of Canada, but must live in Canada for at least two years in a five-year period. If you live outside of Canada for longer, you may lose your permanent resident status.