Cai Shangzhu (蔡尚柱)
Place: Guangzhou, China
Birth: 1999-03-10
Rating: 2120.77, Std: 117.38, Rank: 575
First game: 2022-07-18, Last game: 2026-05-21
Top rating: 2149.33 (2025-05-10)
Games: 21, Wins: 7, Draws: 2, Losses: 12
Gy1: 7, Gy2: 14, Gy5: 21
| Chinese National Championship 2026, Men Preliminary | ||||
|---|---|---|---|---|
| Date | 2026-05-21 | Rating | 2120.77 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Li Xiaoqing | 2619.70 |
| 2 | Black | Win | Gao Cong | 2450.98 |
| 3 | White | Loss | Cheng Yanzhen | 2513.55 |
| 4 | Black | Loss | Fu Liang | 2354.06 |
| 5 | White | Loss | Ding Kailun | 2065.03 |
| 6 | Black | Draw | Liu Qilin | 1948.99 |
| 7 | White | Loss | Xiao Yikang | 2198.23 |
| Chinese National Championship 2025, Men Preliminary | ||||
| Date | 2025-05-10 | Rating | 2149.33 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Ma Hongzhou | 2363.44 |
| 2 | Black | Win | Qiu Wuxiang | 2192.16 |
| 3 | White | Loss | Xia Jianjin | 2483.73 |
| 4 | Black | Loss | Hu Yuhan | 2117.34 |
| 5 | White | Win | Xu Nuo | 1876.77 |
| 6 | White | Win | Cao Shuang | 2211.47 |
| 7 | Black | Win | Chen Chao | 2419.72 |
| World Renju Youth Cup 2022 (online) A Group | ||||
| Date | 2022-07-18 | Rating | 2084.84 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Guo Song | 2176.12 |
| 2 | Black | Loss | He Shujun | 2682.67 |
| 3 | Black | Draw | Chen Guanhui | 2124.77 |
| 4 | Black | Loss | Dong Jiahao | 2418.60 |
| 5 | Black | Win | Zhou Xuhong | 1857.59 |
| 6 | Black | Loss |  Lõhmus Kristofer | 2402.97 |
| 7 | Black | Loss | Jin Congbo | 1953.91 |