# EDGAR Filing Document

**Accession Number:** 0001132924
**File Stem:** 0001193125-25-327483
**Filing Date:** 2025-12
**Character Count:** 3980
**Document Hash:** b283812a3173b13f3bfa36911514ebcf
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-327483.hdr.sgml**: 20251222

**ACCESSION NUMBER**: 0001193125-25-327483

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251222

**FILED AS OF DATE**: 20251222

**DATE AS OF CHANGE**: 20251222

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CHUNGHWA TELECOM CO LTD
- **CENTRAL INDEX KEY:** 0001132924
- **STANDARD INDUSTRIAL CLASSIFICATION:** RADIO TELEPHONE COMMUNICATIONS [4812]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 000000000

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-31731
- **FILM NUMBER:** 251589360

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 21 3 HSINYI RD SECTION 1
- **STREET 2:** TAIPEI TAIWAN REPUBLIC OF CHINAA
- **CITY:** TAIPEI TAIWAN
- **PROVINCE COUNTRY:** F5
- **BUSINESS PHONE:** 886223445488

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 21 3 HSINYI RD SECTION 1
- **STREET 2:** TAIPEI TAIWAN REPUBLIC OF CHINA
- **CITY:** TAIPEI TAIWAN
- **PROVINCE COUNTRY:** F5

**1934 Act Registration No. 1-31731**

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, DC 20549**

**FORM 6-K**

**REPORT OF FOREIGN PRIVATE ISSUER<br>PURSUANT TO RULE 13a-16 OR 15d-16 OF<br>THE SECURITIES EXCHANGE ACT OF 1934**

**Dated December 22, 2025**

**Chunghwa Telecom Co., Ltd.**

(Translation of Registrant's Name into English)

**21-3 Xinyi Road Sec. 1, Taipei, Taiwan, 100 R.O.C.**

(Address of Principal Executive Office)

(Indicate by check mark whether the registrant files or will file annual reports under cover of form 20-F or Form 40-F.)

Form 20-F ☒ Form 40-F ☐

(Indicate by check mark whether the registrant by furnishing the information contained in this form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.)

Yes ☐ No ☒

(If "Yes" is marked, indicated below the file number assigned to the registrant in connection with Rule 12g3-2(b): Not applicable)

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**<u>EXHIBIT INDEX</u>**

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| | | |
|:---|:---|:---|
| **Exhibit** | **Description** |  |
| 99.1 | Announcement on 2025/12/18: | Change in Administration Senior Executive Vice President |

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**<u>SIGNATURE</u>**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant Chunghwa Telecom Co., Ltd. has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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| | |
|:---|:---|
| Date: December 22, 2025 |  |
|  | Chunghwa Telecom Co., Ltd. |
|  | By: <u>/s/</u> <u>Wen-Hsin Hsu</u> |
|  | Name: Wen-Hsin Hsu |
|  | Title: Chief Financial Officer |

---

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EXHIBIT 99.1

**Change in Administration Senior Executive Vice President**

Date of events:2025/12/18

Contents:

1. Type of personnel changed (please enter: spokesperson, acting spokesperson, important personnel (CEO, COO, CMO, CSO, etc.), financial officer, accounting officer, corporate governance officer, chief information security officer, research and development officer, chief internal auditor, or designated and non-designated representatives): important personnel

2. Date of occurrence of the change: 2025/12/18

3. Name, title, and resume of the previous position holder: Wei-Kuo Hong, Administration Senior Executive Vice President, concurrently serving as President of Telecommunication Training Institute

4. Name, title, and resume of the new position holder: None

5. Type of the change (please enter: "resignation", "position adjustment", "retirement", "death", "new replacement" or "dismissal"): retirement

6. Reason for the change: retirement

7. Effective date: 2025/12/31

8. Any other matters that need to be specified: The vacancy of the President of Telecommunication Training Institute will be concurrently assumed by Mr. Tian-Tsair Su, President of Telecommunication Laboratories.

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