| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| HU WEI JEN | Vice President | TOWER B, HONGQIAO LIANHE BUILDING, NO. 99 KAIHONG ROAD, CHANGNING DISTRICT, SHANGHAI, CHINA | /s/ Wei Jen Hu | 18 Mar 2026 | 0002102695 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | CHA | American Depositary Shares | 76,969 | 18 Mar 2026 | Direct | F1 | |||||
| holding | CHA | Class A Ordinary Shares | 999,981 | 18 Mar 2026 | By TeaBloom Limited | F2 |
| 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 | 89,653 | $3.76 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | Each American Depositary Share ("ADS") represents one Class A Ordinary Share. |
| F2 | TeaBloom Limited, a company organized and existing under the laws of British Virgin Islands, is wholly owned by Mr. Wei Jen Hu. |
| F3 | Represents an option to purchase 89,653 Class A Ordinary Shares, with 29,884 Class A Ordinary Shares subject to the option vesting on March 1, 2026, March 1, 2027, respectively, and 29,885 Class A Ordinary Shares subject to the option vesting on March 1, 2028. |