Parti Yorkies In Canada----Pixie Dust Yorkies - PARTI YORKSHIRE TERRIER CLUB
I don't endorse or know anything about, but just searched and found this site might get some info here.
Yorkshire Terrier - Canada's Guide to Dogs
the above site is really taking the ytca stance in canada but it is very informative.
Hope it's a start...Yorkie talk is world wide lots of Canadian members here too.