[Subject: To announce the differences between the first quarter of 2016 financial statements under Taiwan-IFRSs and IFRSs To which item it meets: Article 4.1.(47) Statement: 1. Date of occurrence of the event: 2016/5/11 2. Cause of occurrence: To announce the differences between the first quarter of 2016 financial statements under International Financial Reporting Standards endorsed by the Financial Supervisory Commission] [Chunghwa Telecom Co., Ltd. and Subsidiaries Consolidated Financial Statements for the Three Months Ended March 31, 2016 and 2015 and Independent Auditors’ Review Report INDEPENDENT AUDITORS’ REVIEW REPORT The Board of Directors and Stockholders Chunghwa Telecom Co., Ltd. We have reviewed the accompanying consolidated balance sheets of Chunghwa Telecom Co., Ltd. and subsidiaries (“the Company”) as of March 31, 2016] [Chunghwa Telecom Co., Ltd. and Subsidiaries Consolidated Financial Statements for the Three Months Ended March 31, 2016 and 2015 CHUNGHWA TELECOM CO., LTD. AND SUBSIDIARIES CONSOLIDATED BALANCE SHEETS (In Millions of New Taiwan Dollars) March 31, 2016 December 31, 2015 March 31, 2015 Amount % Amount % Amount % ASSETS CURRENT ASSETS] [Chunghwa Telecom Co., Ltd. Bo Yung Chen Chief Financial Officer 2 Description 99.1 To announce the differences between the first quarter of 2016 financial statements under Taiwan-IFRSs and IFRSs 99.2 99.3 Consolidated Financial Statements for the Three Months Ended March 31, 2016 and 2015 in accordance with International Financial Reporting Standards issued by the International Accounting Standards Board (“IFRSs”) 3]