FORM OF PROXY Post date July 28, 2017 ← PROPOSALS INVOLVING (I) RE-ELECTION OF RETIRING DIRECTOR AND CONTINUOUS APPOINTMENT OF AN INDEPENDENT NON-EXECUTIVE DIRECTOR WHO HAS SERVED MORE THAN NINE YEARS AND (II) GRANT OF GENERAL MANDATE TO REPURCHASE SHARES → NOTIFICATION OF PUBLICATION OF CORPORATE COMMUNICATION ON THE COMPANY’S WEBSITE AND REQUEST FORM