| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| SAIF Partners IV L.P. | 0% | 0 | 0 | 0 | /s/ Andrew Y. Yan | By SAIF IV GP, L.P., its General Partner, By SAIF IV GP Capital Ltd., its General Partner, By Andrew Y. Yan, Director | |
| SAIF IV GP, L.P. | 0% | 0 | 0 | 0 | /s/ Andrew Y. Yan | By SAIF IV GP Capital Ltd., its General Partner, By Andrew Y. Yan, Director | |
| SAIF IV GP Capital Ltd. | 0% | 0 | 0 | 0 | /s/ Andrew Y. Yan | By Andrew Y. Yan, Director | |
| Andrew Y. Yan | 0% | 0 | 0 | 0 | /s/ Andrew Y. Yan | Andrew Y. Yan |