| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Xu Chi | Vice President | TOWER B, HONGQIAO LIANHE BUILDING, NO. 99 KAIHONG ROAD, CHANGNING DISTRICT, SHANGHAI, CHINA | /s/ Chi Xu | 18 Mar 2026 | 0002100812 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | CHA | American Depositary Shares | 48,264 | 18 Mar 2026 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | CHA | Employee Stock Options (Right to buy) | 18 Mar 2026 | Class A Ordinary Shares | 67,322 | $3.76 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | Each American Depositary Share ("ADS") represents one Class A Ordinary Share. |
| F2 | Represents an option to purchase 67,322 Class A Ordinary Shares, with 22,441 Class A Ordinary Shares subject to the option vesting on March 1, 2026, 22,440 Class A Ordinary Shares subject to the option vesting on March 1, 2027, and 22,441 Class A Ordinary Shares subject to the option vesting on March 1, 2028. |