THIS CIRCULAR IS IMPORTANT AND REQUIRES YOUR IMMEDIATE ATTENTION Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this circular, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this circular. If you are in doubt as to any aspect of this circular or as to the action you should take, you should consult your stockbroker or other registered dealer in securities, bank manager, solicitor, professional accountants or other professional adviser.