# EDGAR Filing Document

**Accession Number:** 0001545806
**File Stem:** 0000929638-26-000185
**Filing Date:** 2026-1
**Character Count:** 24088
**Document Hash:** 4256d4e2ca4a84e55c9eeb0428f77a8b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000929638-26-000185.hdr.sgml**: 20260120

**ACCESSION NUMBER**: 0000929638-26-000185

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260120

**DATE AS OF CHANGE**: 20260120

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CASI Pharmaceuticals, Inc.
- **CENTRAL INDEX KEY:** 0001962738
- **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:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-94039
- **FILM NUMBER:** 26541369

**BUSINESS ADDRESS:**
- **STREET 1:** 1701-1702, CHINA CENTRAL OFFICE TOWER 1
- **STREET 2:** NO. 81 JIANGUO ROAD, CHAOYANG DISTRICT
- **CITY:** BEIJING
- **STATE:** F4
- **ZIP:** 100025
- **BUSINESS PHONE:** 86 10 6561 8789

**MAIL ADDRESS:**
- **STREET 1:** 1701-1702, CHINA CENTRAL OFFICE TOWER 1
- **STREET 2:** NO. 81 JIANGUO ROAD, CHAOYANG DISTRICT
- **CITY:** BEIJING
- **STATE:** F4
- **ZIP:** 100025

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** CASI Pharmaceuticals Holdings, Inc.
- **DATE OF NAME CHANGE:** 20230118
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Ho Chi Sing
- **CENTRAL INDEX KEY:** 0001545806

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** UNIT 1509, THE CENTER
- **STREET 2:** 99 QUEEN'S ROAD, CENTRAL
- **CITY:** HONG KONG
- **PROVINCE COUNTRY:** F4

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 7)**

**CASI Pharmaceuticals, Inc.**

*(Name of Issuer)*

**Ordinary Shares, par value US$0.0001 per share**

*(Title of Class of Securities)*

**G1933S101**

*(CUSIP Number)*

**Chi Sing Ho**<br>IDG Capital Management (HK) Company Ltd<br>99 Queen's Road, Central<br>Hong Kong K3 00000<br>852-3903 1333

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**09/30/2025**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **G1933S101** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**IDG-Accel China Growth Fund III L.P.** | Name of reporting person<br>**IDG-Accel China Growth Fund III L.P.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**WC** | Source of funds (See Instructions)<br>**WC** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**CAYMAN ISLANDS** | Citizenship or place of organization<br>**CAYMAN ISLANDS** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**855222.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**60628.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**855222.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**60628.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**4.5%** | Percent of class represented by amount in Row (11)<br>**4.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**PN** | Type of Reporting Person (See Instructions)<br>**PN** | |

---

**Comment for Reporting Person:** The value in lines 7 and 9 represents 855,222 ordinary shares of the Issuer held by the Reporting Person.
 
The value in lines 8 and 10 represents 60,628 ordinary shares of the Issuer held by IDG-Accel China III Investors L.P. ("IDG-Accel Investors").
 
Percent of Class Represented by Amount in Row (11) is based on 20,548,273 ordinary shares of the Issuer outstanding as of September 30, 2025, as disclosed in the Issuer's current report on Form 6-K filed with the Securities and Exchange Commission on November 14, 2025.

| **CUSIP No.** | **G1933S101** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**IDG-Accel China III Investors L.P.** | Name of reporting person<br>**IDG-Accel China III Investors L.P.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**WC** | Source of funds (See Instructions)<br>**WC** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**CAYMAN ISLANDS** | Citizenship or place of organization<br>**CAYMAN ISLANDS** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**60628.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**855222.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**60628.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**855222.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**4.5%** | Percent of class represented by amount in Row (11)<br>**4.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**PN** | Type of Reporting Person (See Instructions)<br>**PN** | |

---

**Comment for Reporting Person:** The value in lines 7 and 9 represents 60,628 ordinary shares of the Issuer held by the Reporting Person.
 
The value in lines 8 and 10 represents 855,222 ordinary shares of the Issuer held by IDG-Accel China Growth Fund III L.P. ("IDG-Accel Growth").
 
Percent of Class Represented by Amount in Row (11) is based on 20,548,273 ordinary shares of the Issuer outstanding as of September 30, 2025, as disclosed in the Issuer's current report on Form 6-K filed with the Securities and Exchange Commission on November 14, 2025.

| **CUSIP No.** | **G1933S101** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**IDG-Accel China Growth Fund III Associates L.P.** | Name of reporting person<br>**IDG-Accel China Growth Fund III Associates L.P.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**AF** | Source of funds (See Instructions)<br>**AF** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**CAYMAN ISLANDS** | Citizenship or place of organization<br>**CAYMAN ISLANDS** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**855222.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**60628.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**855222.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**60628.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**4.5%** | Percent of class represented by amount in Row (11)<br>**4.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**PN** | Type of Reporting Person (See Instructions)<br>**PN** | |

---

**Comment for Reporting Person:** The value in lines 7 and 9 represents 855,222 ordinary shares of the Issuer held by IDG-Accel Growth. The Reporting Person is the sole general partner of IDG-Accel Growth. By virtue of this affiliation, the Reporting Person may be deemed to have sole voting and dispositive power with respect to all these securities.
 
The value in lines 8 and 10 represents 60,628 ordinary shares of the Issuer held by IDG-Accel Investors. The Reporting Person has the same general partner, IDG-Accel China Growth Fund GP III Associates Ltd. as IDG-Accel Investors. By virtue of this affiliation, the Reporting Person may be deemed to be under common control with IDG-Accel Investors and thus share voting and dispositive power with respect to these shares.
 
Percent of Class Represented by Amount in Row (11) is based on 20,548,273 ordinary shares of the Issuer outstanding as of September 30, 2025, as disclosed in the Issuer's current report on Form 6-K filed with the Securities and Exchange Commission on November 14, 2025.

| **CUSIP No.** | **G1933S101** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**IDG-Accel China Growth Fund GP III Associates Ltd.** | Name of reporting person<br>**IDG-Accel China Growth Fund GP III Associates Ltd.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**AF** | Source of funds (See Instructions)<br>**AF** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**CAYMAN ISLANDS** | Citizenship or place of organization<br>**CAYMAN ISLANDS** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**915850.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**915850.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**0.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**4.5%** | Percent of class represented by amount in Row (11)<br>**4.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**CO** | Type of Reporting Person (See Instructions)<br>**CO** | |

---

**Comment for Reporting Person:** The value in lines 7 and 9 represents (i) 855,222 ordinary shares of the Issuer held by IDG-Accel Growth; and (ii) 60,628 ordinary shares of the Issuer held by IDG-Accel Investors. The Reporting Person is the ultimate general partner of both IDG-Accel Growth and IDG-Accel Investors. By virtue of this affiliation, the Reporting Person may be deemed to have voting and dispositive power with respect to all these shares.
 
Percent of Class Represented by Amount in Row (11) is based on 20,548,273 ordinary shares of the Issuer outstanding as of September 30, 2025, as disclosed in the Issuer's current report on Form 6-K filed with the Securities and Exchange Commission on November 14, 2025.

| **CUSIP No.** | **G1933S101** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Ho Chi Sing** | Name of reporting person<br>**Ho Chi Sing** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**AF** | Source of funds (See Instructions)<br>**AF** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**ISRAEL** | Citizenship or place of organization<br>**ISRAEL** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**915850.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**915850.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | Aggregate amount beneficially owned by each reporting person<br>**915850.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**4.5%** | Percent of class represented by amount in Row (11)<br>**4.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IN** | Type of Reporting Person (See Instructions)<br>**IN** | |

---

**Comment for Reporting Person:** The value in lines 8 and 10 represents (i) 855,222 ordinary shares of the Issuer held by IDG-Accel Growth; and (ii) 60,628 ordinary shares of the Issuer held by IDG-Accel Investors. The Reporting Person and Quan Zhou are directors and shareholders of IDG-Accel China Growth Fund GP III Associates Ltd., the ultimate general partner of IDG-Accel Growth and IDG-Accel Investors, thus may be deemed to share voting and dispositive power with respect to all these shares. 
 
Percent of Class Represented by Amount in Row (11) is based on 20,548,273 ordinary shares of the Issuer outstanding as of September 30, 2025, as disclosed in the Issuer's current report on Form 6-K filed with the Securities and Exchange Commission on November 14, 2025.

| **CUSIP No.** | **G1933S101** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Zhou Quan** | Name of reporting person<br>**Zhou Quan** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**AF** | Source of funds (See Instructions)<br>**AF** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**X1** | Citizenship or place of organization<br>**X1** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**76788.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**915850.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**76788.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**915850.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**992638.00** | Aggregate amount beneficially owned by each reporting person<br>**992638.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**4.8%** | Percent of class represented by amount in Row (11)<br>**4.8%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IN** | Type of Reporting Person (See Instructions)<br>**IN** | |

---

**Comment for Reporting Person:** The value in lines 7 and 9 represents 76,788 ordinary shares of the Issuer issuable upon exercise of certain options issued by the Issuer to Quan Zhou.
 
The value in lines 8 and 10 represents (i) 855,222 ordinary shares of the Issuer held by IDG-Accel Growth; and (ii) 60,628 ordinary shares of the Issuer held by IDG-Accel Investors. The Reporting Person and Chi Sing Ho are directors and shareholders of IDG-Accel China Growth Fund GP III Associates Ltd., the ultimate general partner of IDG-Accel Growth and IDG-Accel Investors, thus may be deemed to share voting and dispositive power with respect to all these shares.
 
Percent of Class Represented by Amount in Row (11) is based on 20,548,273 ordinary shares of the Issuer outstanding as of September 30, 2025, as disclosed in the Issuer's current report on Form 6-K filed with the Securities and Exchange Commission on November 14, 2025.

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Ordinary Shares, par value US$0.0001 per share

**(b) Name of Issuer:**
CASI Pharmaceuticals, Inc.

**(c) Address of Issuer's Principal Executive Offices:**
1701-1702, CHINA CENTRAL OFFICE TOWER 1, NO. 81 JIANGUO ROAD, CHAOYANG DISTRICT, BEIJING, F4, 100025

This Amendment No. 7 amends the Statement on Schedule 13D dated January 30, 2012 as amended by Amendment No. 1 dated February 2, 2012, Amendment No. 2 dated June 11, 2012, Amendment No. 3 dated March 6, 2013, Amendment No. 4 dated March 20, 2018, Amendment No. 5 dated February 21, 2023 and Amendment No. 6 dated February 3, 2025 (as so amended, the "Original Schedule 13D") and is being filed to reflect changes in the percentage of Ordinary Shares beneficially owned by the Reporting Persons due to increase in the amount of total issued and outstanding Ordinary Shares of the Issuer over time. Except as amended and supplemented herein, the information set forth in the Original Schedule 13D remains unchanged. Capitalized terms used herein have meanings as assigned thereto in the Original Schedule 13D, unless defined herein.

**Item 5. Interest in Securities of the Issuer**

**(a)**
Item 5(a) of the Original Schedule 13D is hereby amended and restated in its entirety as follows:

The aggregate number and percentage of the Ordinary Shares beneficially owned by each Reporting Person is set forth on the cover pages to this Statement on Schedule 13D and is incorporated by reference herein. The ownership percentage appearing on such pages has been calculated based on a total of 20,548,273 Ordinary Shares of the Issuer outstanding as of September 30, 2025, as disclosed in the Issuer's current report on Form 6-K filed with the Securities and Exchange Commission on November 14, 2025. The Reporting Persons disclaim membership in any "group" with any person other than the Reporting Persons. The filing of this Statement on Schedule 13D by the Reporting Persons shall not be considered an admission that such Reporting Persons, for the purpose of Section 13(d) of the Exchange Act, are the beneficial owners of any of the Ordinary Shares covered in this Statement on Schedule 13D, and the Reporting Persons expressly disclaim such beneficial ownership.

**(b)**
Item 5(b) of the Original Schedule 13D is hereby amended and restated in its entirety as follows:

For each Reporting Person, the number of the Ordinary Shares as to which there is sole power to vote or to direct the vote, shared power to vote or to direct the vote, sole power to dispose or to direct the disposition, or shared power to dispose or to direct the disposition are set forth on the cover pages to this Statement on Schedule 13D, and are incorporated herein by reference.

**(c)**
Item 5(c) of the Original Schedule 13D is hereby amended and restated in its entirety as follows:

None of the Reporting Persons has engaged in any transactions in the Issuer's securities during the past sixty days other than as disclosed herein.

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** IDG-Accel China Growth Fund III L.P.

**Signature:** /s/ Chi Sing Ho on behalf of IDG-Accel China Growth Fund GP III Associates Ltd., ultimate General Partner of IDG-Accel China Growth Fund III L.P.

**Name/Title:** Chi Sing Ho / Authorized Signatory

**Date:** 01/20/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** IDG-Accel China III Investors L.P.

**Signature:** /s/ Chi Sing Ho on behalf of IDG-Accel China Growth Fund GP III Associates Ltd., General Partner of IDG-Accel China III Investors L.P.

**Name/Title:** Chi Sing Ho / Authorized Signatory

**Date:** 01/20/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** IDG-Accel China Growth Fund III Associates L.P.

**Signature:** /s/ Chi Sing Ho on behalf of IDG-Accel China Growth Fund GP III Associates Ltd., General Partner of IDG-Accel China Growth Fund III Associates L.P.

**Name/Title:** Chi Sing Ho / Authorized Signatory

**Date:** 01/20/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** IDG-Accel China Growth Fund GP III Associates Ltd.

**Signature:** /s/ Chi Sing Ho

**Name/Title:** Chi Sing Ho / Authorized Signatory

**Date:** 01/20/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** Ho Chi Sing

**Signature:** /s/ Ho Chi Sing

**Name/Title:** Ho Chi Sing

**Date:** 01/20/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** Zhou Quan

**Signature:** /s/ Quan Zhou

**Name/Title:** Quan Zhou

**Date:** 01/20/2026