[The Board approves to participate in the bid of Mobile Broadband business license Date of events: 2013/05/14 Contents: 1. Date of occurrence of the event: 2013/05/14 2. 3. Relationship to the Company (please enter ”head office” or ”subsidiaries”):Head office 4. Reciprocal shareholding ratios: N/A 5. Cause of occurrence: The NCC announced the rules for auction process of the Mobile Broadband] [To announce the differences between Taiwan-IFRSs and IFRSs for the first quarter of 2013 financial statements Date of events: 2013/05/15 Contents: 1. Date of occurrence of the event:2013/05/15 2. Cause of occurrence: To announce the differences between International Financial Reporting Standards as adopted by ROC (“Taiwan-IFRSs’) and International Financial Reporting Standards as issued by the IASB (“IFRSs”) for the first] [Chunghwa Telecom holds a non-deal roadshow in USA Date of events: 2013/05/28 Contents: 1. Date of the investor conference:2013/06/03~2013/06/06 2. Time of the investor conference:8:00AM 3. Location of the investor conference: New York, Boston, and San Francisco 4. Brief information disclosed in the investor conference: The meeting arrangement will be assisted by BOAml 5. The presentation of the investor conference] [The amendment of Chinese Annual Report 2012 Date of events: 2013/06/10 Contents: 1. Date of occurrence of the event:2013/06/10 2. 3. Relationship to the Company (please enter ”head office” or ”subsidiaries”):head office 4. Reciprocal shareholding ratios: N/A 5. Cause of occurrence: To amend the Chinese Annual Report 2012 on page 127. 6. Countermeasures: To revise and reupload the content. 7.] [To announce the Company's May 2013 revenues Date of events: 2013/06/10 Contents: 1. Date of occurrence of the event: 2013/06/10 2. 3. Relationship to the Company (please enter ”head office” or ”subsidiaries”):Head office 4. Reciprocal shareholding ratios: N/A 5. Cause of occurrence: Chunghwa Telecom today announced a 3.1% year-over-year increase in unaudited consolidated revenue to NT$18.59 billion for May 2013.] [Chunghwa Telecom June 10, 2013 This is to report the changes or status of 1) Sales volume 2) Funds lent to other parties 3) Endorsements and guarantees 4) Financial derivative transactions for the period of May 2013 1) Sales volume (NT$ Thousand) Period Items 2013 2012 Changes % May Net sales 18,589,022 18,030,506 (+)558,516 (+)3.10 %] [FORM 6-K June 10, 2013 Chunghwa Telecom Co., Ltd. 21-3 Hsinyi Road Sec. 1, Taipei, Taiwan, 100 R.O.C. file annual reports under cover of Form 20-F or Form 40-F. X Form 20-F X Yes 82- Chunghwa Telecom Co., Ltd. Date : June 10, 2013 Shu Yeh]

[Subject : To announce the differences for the first quarter of 2013 financial statements between Taiwan-IFRSs and IFRSs To which item it meets : Article 2 paragraph 47 Statement : 1. Date of occurrence of the event : 2013/05/15 2. Reasons of occurrence of the event : To announce the differences for the first quarter of 2013 financial statements between] [Chunghwa Telecom Co., Ltd. and Subsidiaries Consolidated Financial Statements for the Three Months Ended March 31, 2013 and 2012 and Independent Accountants’ Review Report -1- INDEPENDENT ACCOUNTANTS’ 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,] [Chunghwa Telecom Co., Ltd. and Subsidiaries Consolidated Financial Statements for the Three Months Ended March 31, 2013 and 2012 -1- CHUNGHWA TELECOM CO., LTD. AND SUBSIDIARIES CONSOLIDATED BALANCE SHEETS (In Thousands of New Taiwan Dollars) March 31, 2013 December 31, 2012 March 31, 2012 January 1, 2012 Amount % Amount % Amount % Amount] [Chunghwa Telecom Co., Ltd. Shu Yeh Senior Executive Vice President CFO 2 Description 99.1]