Ratings
2025-04-20: China Youth Othello Championship 2025(China)
| ZHANG Luocheng | 40-24 | CHENG Quan |
| CHENG Quan | 01-63 | WANG Jinrui |
| LI Zehao | 64-00 | CHENG Quan |
| CHENG Quan | 32-32 | GAN Jingchen |
| LV Zining | 41-23 | CHENG Quan |