CHT — Proxy Solicitation & Information Statement 2017

Jul 13, 2017

CHUNGHWA TELECOM CO., LTD. AGENDA

Matters for Ratification:

1. Ratification of 2016 business report and financial statements

2. Ratification of 2016 profit allocation proposal

Matters for Discussion:

1. The amendment to the Procedures for Acquisition or Disposal of Assets

Elections:

1. The supplementary election of the Company’s independent director of 8th board of directors Yu-Fen Lin (Independent Director)

2. Release of restrictions on competitive activities on director Yih-Yu Lei

Chunghwa Telecom Co., Ltd. JPMorgan Chase Bank, N.A., Depositary P.O. Box 64507, St. Paul, MN 55164-0507

Voting Instruction Card

JPMorgan Chase Bank, N.A. (the “Depositary”) has received advice that the Annual General Shareholders’ Meeting (the “Meeting”) of Chunghwa Telecom Co., Ltd. (the “Company”) will be held at Chunghwa Telecom Training Institute (No. 168, Minzu Road, Banchiao District, New Taipei City, Taiwan, R.O.C.), on Friday, June 23, 2017, at 9:00 a.m., for the purposes set forth above.

If you are desirous of having the Depositary, through its Nominee or Nominees, vote or execute a proxy to vote the Common Shares represented by your ADRs FOR or AGAINST or to ABSTAIN from the Resolutions to be proposed, or any of them, at the Meeting, kindly execute and forward to the Depositary, the attached Voting Instruction Card. The enclosed postage paid envelope is provided for this purpose. This Voting Instruction Card should be executed in such manner as to show clearly whether you desire the Nominee or Nominees of the Depositary to vote FOR or AGAINST or to ABSTAIN from the Resolutions, or any of them, as the case may be. This Voting Instruction Card MUST be forwarded in sufficient time to reach the Depositary before 12:00 p.m., June 16, 2017. Only the registered holders of record at the close of business on April 21, 2017, will be entitled to execute the attached Voting Instruction Card.

If more than 51% of the ADSs are voted in one manner on Resolutions 1 to 3 and 5 only, the Depositary, will give a proxy to the voting representative to vote 100% in that manner. If we do not receive 51% or more one way or the other on Resolutions 1 to 3 and 5 only, the Depositary will give a discretionary proxy to the voting representative to vote as he desires. If no voting instructions are received by the Depositary with regard to Resolution 4, then the Depositary shall deem such holder to have so instructed the Depositary to give a discretionary proxy to the Company’s voting representative to vote as he desires on Resolution 4 only.

The signatory, a holder of record as of the close of business on April 21, 2017, of ADRs representing Common Shares of the Company, hereby requests and authorizes the Depositary, through its Nominee or Nominees, to vote or execute a proxy to vote the underlying Common Shares of the Company, represented by ADRs, registered in the name of the signatory at the Meeting, or at any adjournment thereof.

These instructions, when properly signed and dated, will be voted in the manner directed herein.

Additionally, the annual report and 2017 proxy related information for Chunghwa Telecom Co., Ltd.’s upcoming Annual General Shareholders’ Meeting is available for viewing on the internet at http://www.cht.com.tw/ir on or about May 24, 2017.

NOTE: In order to have the aforesaid shares voted, this Voting Instruction Card MUST be returned before 12:00 p.m., June 16, 2017. JPMorgan Chase Bank, N.A., Depositary

PLEASE MARK, DATE AND SIGN ON REVERSE SIDE AND RETURN PROMPTLY IN THE ENCLOSED ENVELOPE.

Please see reverse side for Voting Instructions.