Certification under Rule 466

     The depositary, JPMorgan Chase Bank, represents and certifies the
following:

     (1) That it previously had filed a registration statement on Form F-6
(British Aerospace plc 333-9424) that the Commission declared effective, with
terms of deposit identical to the terms of deposit of this registration
statement.

     (2) That its ability to designate the date and time of effectiveness under
Rule 466 has not been suspended.

                                              JPMORGAN CHASE BANK, as Depositary


                                              By /s/Jordana Chutter
                                              ----------------------------------
                                              Name: Jordana Chutter
                                              Title: Vice President