| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Ren Jia | Director | 10TH FLOOR, BUILDING A, NO. 658 ZHAOHUA ROAD, CHANGNING DISTRICT, SHANGHAI, CHINA | /s/ Jia Ren | 18 Mar 2026 | 0002117321 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | HSAI | Restricted share units | 18 Mar 2026 | Class B ordinary shares | 2,372 | Direct | F1 | |||||||
| holding | HSAI | Restricted share units | 18 Mar 2026 | Class B ordinary shares | 2,372 | Direct | F2 | |||||||
| holding | HSAI | Restricted share units | 18 Mar 2026 | Class B ordinary shares | 2,372 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | Represents restricted share units granted to the reporting person pursuant to the issuer's share incentive plan, which will vest on November 11, 2026 and do not have expiration dates. These restricted share units evidence the contingent right to receive Class B ordinary shares upon vesting. |
| F2 | Represents restricted share units granted to the reporting person pursuant to the issuer's share incentive plan, which will vest on September 8, 2027 and do not have expiration dates. These restricted share units evidence the contingent right to receive Class B ordinary shares upon vesting. |
| F3 | Represents restricted share units granted to the reporting person pursuant to the issuer's share incentive plan, which will vest on September 7, 2028 and do not have expiration dates. These restricted share units evidence the contingent right to receive Class B ordinary shares upon vesting. |