| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Han Xu Harley | Director | BUILDING 2, NO.8 BEICHEN WEST ROAD, CHAOYANG DISTRICT, BEIJING, CHINA | /s/ Han Xu | 18 Mar 2026 | 0002116718 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | YB | American Depositary Shares | 18 Mar 2026 | Class A ordinary share | 8,082 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The Reporting Person received 8,082 Restricted Share Units ("RSU") on August 14, 2025, which vested on the same date. Each RSU represents a contingent right to receive one share of the Issuer's Class A ordinary share upon vesting. Each American Depositary Share represents six Class A ordinary shares. |