It isn't a good deal for Canadians because we can get immigrants that will contribute to Canada, pay taxes, and have children who will do the same.

And many of the children of Hk immigrants will go back to HK to earn more money.

They will do whatever is in their best interest.

> They will do whatever is in their best interest.

Just like every other living being

At the individual level, yes. But at the aggregate level, certain patterns can be observed.

Are you sure? Or maybe they'll go work in Hong Kong too with the knowledge their Canadian passport gives them a nice escape plan.

It would be an even better deal if the father worked in Canada and paid Canadian taxes.

Besides, you are assuming that the children of this tax evader aren't going to figure out some other method of avoiding Canadian taxes - like doing literally exactly the same thing.