Taiwan Mobile Updates 115th Fiscal Year Performance Outlook

1. Date of Event: 115/08/14 2. Company Name: Taiwan Mobile Co., Ltd. 3. Relationship with Company (Please enter '本公司' or 'Subsidiary'):本公司 4. Cross-shareholding Ratio: Not applicable 5. Reason for Occurrence: Not applicable 6. Response Measures: Not applicable 7. Other Matters to be Disclosed (If the subject of the event or resolution is a publicly issued company or above, this significant information also qualifies as a matter under Article 7, Paragraph 9, Item 9 of the Enforcement Rules of the Securities and Exchange Act that significantly affects shareholder rights or securities prices):

Based on current operational conditions, the performance outlook for fiscal year 115 is updated as follows:

• Consolidated operating revenue growth of 5%–7% • Telecom business revenue growth of 5%–7% • Other business revenue growth of 5%–7% • Consolidated operating profit growth of 7%–9% • Telecom operating profit growth of 13%–15% • Consolidated operating margin of 10%–12%