# EDGAR Filing Document

**Accession Number:** 0002023311
**File Stem:** 0001213900-26-038557
**Filing Date:** 2026-4
**Character Count:** 4480
**Document Hash:** 0c7a6ab55b12055f7e0e9ddb78a85653
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-26-038557.hdr.sgml**: 20260401

**ACCESSION NUMBER**: 0001213900-26-038557

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20260401

**FILED AS OF DATE**: 20260401

**DATE AS OF CHANGE**: 20260401

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ASCENTAGE PHARMA GROUP INTERNATIONAL
- **CENTRAL INDEX KEY:** 0002023311
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-42484
- **FILM NUMBER:** 26828735

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 68 XINQING ROAD
- **STREET 2:** SUZHOU INDUSTRIAL PARK
- **CITY:** SUZHOU , JIANGSU
- **PROVINCE COUNTRY:** F4
- **BUSINESS PHONE:** 86 512 8555 7777

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 68 XINQING ROAD
- **STREET 2:** SUZHOU INDUSTRIAL PARK
- **CITY:** SUZHOU , JIANGSU
- **PROVINCE COUNTRY:** F4

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

**Form 6-K** 

**Report of Foreign Private Issuer**

**Pursuant to Rule 13a-16 or 15d-16**

**under the Securities Exchange Act of 1934**

For the month of **April 2026**

**Commission File Number: 001-42484**

**ASCENTAGE PHARMA GROUP INTERNATIONAL**

*(Translation of Registrant's name into English)*

**68 Xinqing Road**

**Suzhou Industrial Park**

**Suzhou, Jiangsu**

**China**

(Address of principal executive offices)

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 ☐

On April 1, 2026, Ascentage Pharma Group International ("Ascentage Pharma" or the "Company") issued an announcement entitled, "Change of Principal Place of Business in Hong Kong". A copy of the announcement is furnished as Exhibit 99.1 to this Report.

**INDEX TO EXHIBITS**

---

| | |
|:---|:---|
| **Exhibit Number** | **Exhibit Title** |
| 99.1 | [Announcement dated April 1, 2026](ea028465001ex99-1.htm) |

---

**SIGNATURE**

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

---

| | | |
|:---|:---|:---|
|  | **ASCENTAGE PHARMA GROUP INTERNATIONAL** | **ASCENTAGE PHARMA GROUP INTERNATIONAL** |
| Date: April 1, 2026 | */s/ Dajun Yang* | */s/ Dajun Yang* |
|  | Name: | Dajun Yang |
|  | Title: | Chief Executive Officer |

---

## Exhibit 99.1

**Exhibit 99.1**

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

![](ea028465001_ex99-1img1.jpg)

**ASCENTAGE PHARMA GROUP INTERNATIONAL**

**亞盛醫藥集團**

(Incorporated in the Cayman Islands with limited liability)

**(Stock Code: 6855)**

**CHANGE OF PRINCIPAL PLACE OF BUSINESS IN HONG KONG**

The board (the "**Board**") of directors (the "**Directors**") of Ascentage Pharma Group International (the "**Company**") announces that the principal place of business of the Company in Hong Kong has been changed to Unit 906, 9/F., Haleson Building, 1 Jubilee Street, Central, Hong Kong with effect from April 1, 2026.

---

| |
|:---|
| By order of the Board |
| **Ascentage Pharma Group International Dr. Yang** |
| **Dajun** |
| Chairman and Executive Director |

---

Suzhou, People's Republic of China, April 1, 2026

As at the date of this announcement, the Board comprises Dr. Yang Dajun as Chairman and executive Director, Dr. Wang Shaomeng and Dr. Lu Simon DazhongNote1 as non-executive Directors, and Mr. Ye Changqing, Mr. Ren Wei and Dr. David SidranskyNote2 and Ms. Marina S. Bozilenko and Dr. Debra Yu and Marc E. Lippman, MD as independent non-executive Directors.

Notes:

*1.* *Dr. Lu Simon Dazhong satisfy the independence requirements of the U.S. Securities and Exchange Commission and Nasdaq corporate governance requirements.* 

*2.* *Dr. David Sidransky is the Lead Independent Non-Executive Director of the Company.*