Shilai Guan has 4 recorded races from Castro Valley, CALIFORNIA, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-10-05 | 2025 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 1:45:20 | 673 |
| 2024-10-06 | 2024 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 1:51:45 | 831 |
| 2023-09-30 | 2023 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 1:55:21 | 1378 |
| 2022-10-09 | 2022 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 1:59:44 | 1325 |