Not "过来人", but willing to help. Please see the following for information re notaries. You might have the documents notarized in China before you have them notarized in Canada.
notary
The referral service of Quebec’s Chambre des notaires can provide you with contact information for a notary specialized in a particular area of law.
To contact the referral service of Quebec’s Chambre des notaires:
(514) 879-1793 or 1 800 668-2473 http://www.trouverunnotaire.com/