Zhang Huaijin (张怀瑾)
Place: Shandong Prov., China
Birth: 2011-09-15
Rating: 2301.18, Std: 101.38, Rank: 305
First game: 2022-07-18, Last game: 2023-11-04
Top rating: 2301.18 (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 | 2301.18 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Li Jinze | 2121.43 |
| 2 | Black | Loss | Zhu Hongming | 2369.37 |
| 3 | Black | Win | Wu You | 2390.68 |
| 4 | White | Win | Chen Junhao | 2148.94 |
| 5 | Black | Win | Zhou Wubin | 2310.63 |
| 6 | White | Draw | Shen Yihang | 2421.47 |
| 7 | Black | Win | Li Jinghui | 2059.14 |
| 5th National Mind Sports Games of China, Boys | ||||
| Date | 2023-10-31 | Rating | 2300.44 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Wu Yuhan | 2013.25 |
| 2 | White | Win | Xu Dengke | 1656.81 |
| 3 | Black | Win | Li Chengze | 2050.03 |
| 4 | White | Win | Zhou Wubin | 2310.15 |
| 5 | Black | Loss | Zhang Zhiyuan | 2341.46 |
| 6 | White | Win | Li Zirui | 2188.04 |
| 7 | Black | Loss | Chen Junhao | 2149.03 |
| 8 | White | Win | Ma Yize | 2155.08 |
| 9 | Black | Draw | Zhou Chenli | 2448.52 |
| 10 | White | Draw | Liu Jiasheng | 2253.44 |
| 11 | Black | Draw | Zhang Zhihao | 2260.22 |
| “Lingfeng Cup” 5th World Renju Open, Group B | ||||
| Date | 2023-06-18 | Rating | 2283.59 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Lei Pui Ieong | 2061.00 |
| 3 | Black | Win | Deng Qi | 2274.65 |
| 4 | White | Loss | Guo Junyi | 2157.84 |
| 5 | Black | Win | Lei Un Hou | 2201.10 |
| 6 | White | Loss | Jiang Xiaoyu | 2179.27 |
| 7 | Black | Win | Ho Cheng Lam | 2029.36 |
| 8 | Black | Draw | Chi Yunze | 2120.15 |
| 9 | White | Draw | Lao Chi Ieng | 2063.46 |
| Chinese National Championship 2023, Men Group Preliminary | ||||
| Date | 2023-05-05 | Rating | 2280.75 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Lu Hai | 2726.61 |
| 2 | White | Loss | He Shujun | 2651.63 |
| 3 | White | Draw | Ma Yize | 2135.06 |
| 4 | Black | Win | Zong Yicheng | 1820.20 |
| 5 | White | Draw | Dong Jiahao | 2420.74 |
| 6 | Black | Loss | Zhang Xiaojian | 2535.74 |
| 7 | White | Loss | Fu Liang | 2429.97 |
| Chinese National Championship 2022, Men Group Preliminary | ||||
| Date | 2023-03-20 | Rating | 2280.86 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Ni Zhongxing | 2722.04 |
| 2 | White | Loss | Dong Xinwu | 2449.50 |
| 3 | Black | Win | Shen Tianyou | 2232.07 |
| 4 | White | Loss | Wang Qingle | 2185.21 |
| 5 | Black | Win | Su Zijing | 1945.60 |
| 6 | White | Win | Chi Yunze | 2107.25 |
| 7 | Black | Loss | Lan Zhiren | 2583.02 |
| World Renju Youth Cup 2022 (online) D Group | ||||
| Date | 2022-07-18 | Rating | 2289.78 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Du Jingliang | 1959.06 |
| 2 | Black | Win | Liu Yisheng | 1920.31 |
| 3 | Black | Win | Tam I Him Marcus | 1847.02 |
| 4 | Black | Win | Wu You | 2352.25 |
| 5 | Black | Win | Zhang Zhihao | 2271.03 |
| 6 | White | Loss | Zheng Zhen | 2334.06 |
| 7 | White | Loss | Lu Haotian | 2352.07 |
| 8 | White | Win | Song Ruiyang | 2118.74 |
| 9 | Black | Win | Pan Shaoqin | 2175.37 |