what is the corporate structure of Manulife Financial Corporation?
http://www.google.com/search?hl=en&client=firefox-a&rls=org.mozilla%3Aen-US%3Aofficial&hs=F2y&q=Manulife+Financial+Corporation+corporate+structure&btnG=Search
If there's nothing in any of these links, then you'll need to call the company and ask.
http://www.manulife.com/corporate/corporate2.nsf/Public/Homepage