Zhang Huaijin (张怀瑾)
Place: Shandong Prov., China
Rating: 2285.09, Std: 97.42, Rank: 326
First game: 2022-07-18, Last game: 2023-11-04
Top rating: 2285.09 (2023-11-04)
Games: 49, Wins: 25, Draws: 8, Losses: 16
Gy1: 18, Gy2: 40, Gy5: 49
| 5th National Mind Sports Games of China, Boy Team | ||||
|---|---|---|---|---|
| Date | 2023-11-04 | Rating | 2285.09 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Li Jinze | 2099.67 |
| 2 | Black | Loss | Zhu Hongming | 2353.59 |
| 3 | Black | Win | Wu You | 2374.88 |
| 4 | White | Win | Chen Junhao | 2131.70 |
| 5 | Black | Win | Zhou Wubin | 2293.75 |
| 6 | White | Draw | Shen Yihang | 2405.10 |
| 7 | Black | Win | Li Jinghui | 2041.81 |
| 5th National Mind Sports Games of China, Boys | ||||
| Date | 2023-10-31 | Rating | 2284.36 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Wu Yuhan | 1992.59 |
| 2 | White | Win | Xu Dengke | 1637.71 |
| 3 | Black | Win | Li Chengze | 2008.57 |
| 4 | White | Win | Zhou Wubin | 2293.23 |
| 5 | Black | Loss | Zhang Zhiyuan | 2323.69 |
| 6 | White | Win | Li Zirui | 2143.78 |
| 7 | Black | Loss | Chen Junhao | 2131.80 |
| 8 | White | Win | Ma Yize | 2138.08 |
| 9 | Black | Draw | Zhou Chenli | 2457.97 |
| 10 | White | Draw | Liu Jiasheng | 2228.95 |
| 11 | Black | Draw | Zhang Zhihao | 2246.18 |
| “Lingfeng Cup” 5th World Renju Open, Group B | ||||
| Date | 2023-06-18 | Rating | 2268.34 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Lei Pui Ieong | 2051.45 |
| 3 | Black | Win | Deng Qi | 2254.80 |
| 4 | White | Loss | Guo Junyi | 2142.12 |
| 5 | Black | Win | Lei Un Hou | 2189.38 |
| 6 | White | Loss | Jiang Xiaoyu | 2161.74 |
| 7 | Black | Win | Ho Cheng Lam | 2010.50 |
| 8 | Black | Draw | Chi Yunze | 2101.26 |
| 9 | White | Draw | Lao Chi Ieng | 2055.28 |
| Chinese National Championship 2023, Men Group Preliminary | ||||
| Date | 2023-05-05 | Rating | 2265.77 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Lu Hai | 2722.60 |
| 2 | White | Loss | He Shujun | 2647.67 |
| 3 | White | Draw | Ma Yize | 2119.58 |
| 4 | Black | Win | Zong Yicheng | 1805.99 |
| 5 | White | Draw | Dong Jiahao | 2434.90 |
| 6 | Black | Loss | Zhang Xiaojian | 2530.77 |
| 7 | White | Loss | Fu Liang | 2423.92 |
| Chinese National Championship 2022, Men Group Preliminary | ||||
| Date | 2023-03-20 | Rating | 2265.84 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Ni Zhongxing | 2717.85 |
| 2 | White | Loss | Dong Xinwu | 2443.48 |
| 3 | Black | Win | Shen Tianyou | 2217.67 |
| 4 | White | Loss | Wang Qingle | 2171.49 |
| 5 | Black | Win | Su Zijing | 1931.02 |
| 6 | White | Win | Chi Yunze | 2089.19 |
| 7 | Black | Loss | Lan Zhiren | 2578.23 |
| World Renju Youth Cup 2022 (online) D Group | ||||
| Date | 2022-07-18 | Rating | 2273.97 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Du Jingliang | 1949.28 |
| 2 | Black | Win | Liu Yisheng | 1903.79 |
| 3 | Black | Win | Tam I Him Marcus | 1836.74 |
| 4 | Black | Win | Wu You | 2339.89 |
| 5 | Black | Win | Zhang Zhihao | 2260.36 |
| 6 | White | Loss | Zheng Zhen | 2313.52 |
| 7 | White | Loss | Lu Haotian | 2340.50 |
| 8 | White | Win | Song Ruiyang | 2043.67 |
| 9 | Black | Win | Pan Shaoqin | 2159.35 |