| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Lu Mian | Vice President | 20 TOWER B, HONGQIAO LIANHE BUILDING,, NO. 99 KAIHONG ROAD, CHANGNING DISTRICT, SHANGHAI, CHINA | /s/ Mian Lu | 18 Mar 2026 | 0002102411 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | CHA | Class A Ordinary Shares | 1,199,981 | 18 Mar 2026 | By TeaNexus Limited | 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 | 125,667 | $3.76 | Direct | F2 | ||||||
| holding | CHA | Employee Stock Options (Right to buy) | 18 Mar 2026 | Class A Ordinary Shares | 94,885 | Direct | F3 | |||||||
| holding | CHA | Employee Stock Options (Right to buy) | 18 Mar 2026 | Class A Ordinary Shares | 30,421 | Direct | F4 |
| Id | Content |
|---|---|
| F1 | TeaNexus Limited, a company organized and existing under the laws of British Virgin Islands, is wholly owned by Mr. Mian Lu. |
| F2 | Represents an option to purchase 125,667 Class A Ordinary Shares, 31,416 Class A Ordinary Shares subject to the option vested on March 1, 2025 and with 31,417 Class A Ordinary Shares subject to the option vesting on March 1, 2026, March 1, 2027, and March 1, 2028, respectively. |
| F3 | The option exercise price is US$0.0000015 per Class A Ordinary Share. |
| F4 | The option exercise price is US$0.0000046 per Class A Ordinary Share. |