| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Tsang Chung Shing Paul | Director | 1310-1312 L13 LANDMARK N 39 LUNG SUM AV, SHEUNG SHUI, NEW TERRITORIES, HONG KONG, HONG KONG | /s/ Chung Shing Paul Tsang | 18 Mar 2026 | 0002115541 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | BGIN | Class A ordinary shares | 115,902 | 18 Mar 2026 | Direct |