| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Ba Zhen | Chief Financial Officer, Director | 3RD FLOOR, BLOCK A, XIN'ANMEN, NO. 1 SOUTH BANK HUIHE SOUTH STREET, CHAOYANG DISTRICT, CHINA | /s/ Zhen Ba | 18 Mar 2026 | 0002119187 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | QH | Class A Ordinary Shares | 2,363,030 | 18 Mar 2026 | By BZB Investment Limited, a BVI company wholly owned by Mr. Zhen Ba. |