Xu Jianxin (徐建鑫)
Place: Beijing, China
Rating: 2520.32, Std: 160.38, Rank: 111
First game: 2011-12-24, Last game: 2023-11-04
Top rating: 2570.79 (2019-08-24)
Games: 116, Wins: 57, Draws: 17, Losses: 42
Gy1: 0, Gy2: 0, Gy5: 30
| 5th National Mind Sports Games of China, Mixed Team | ||||
|---|---|---|---|---|
| Date | 2023-11-04 | Rating | 2520.32 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 1727.74 | |
| 2 | Black | Win | 2320.24 | |
| 3 | White | Win | 2751.87 | |
| 4 | Black | Loss | 2800.46 | |
| 5 | Black | Draw | 2422.54 | |
| 6 | White | Draw | 2542.23 | |
| 7 | White | Loss | 2602.27 | |
| 5th National Mind Sports Games of China, Men Group Preliminary | ||||
| Date | 2023-10-30 | Rating | 2520.10 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | 1683.74 | |
| 2 | White | Win | 2517.04 | |
| 3 | White | Loss | 2797.55 | |
| 4 | Black | Loss | 2800.06 | |
| 5 | White | Loss | 2570.14 | |
| 6 | Black | Win | 2152.77 | |
| 7 | White | Win | 2384.03 | |
| 8 | White | Draw | 2523.80 | |
| 9 | Black | Draw | 2524.31 | |
| Chinese National Team Championship 2023 | ||||
| Date | 2023-06-24 | Rating | 2512.16 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2406.27 | |
| 2 | Black | Loss | 2599.99 | |
| 3 | White | Loss | 2571.16 | |
| 4 | White | Loss | 2328.76 | |
| 5 | Black | Draw | 2338.91 | |
| 6 | Black | Loss | 2565.25 | |
| 7 | White | Win | 2554.39 | |
| Chinese National Championship 2022, Men Group Preliminary | ||||
| Date | 2023-03-20 | Rating | 2519.81 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2457.61 | |
| 2 | White | Loss | 2698.82 | |
| 3 | Black | Win | 2125.42 | |
| 4 | Black | Loss | 2770.32 | |
| 5 | White | Win | 2365.28 | |
| 6 | Black | Win | 2409.29 | |
| 7 | White | Loss | 2679.54 | |
| Beijing Wenbo Wuziqi Tournament | ||||
| Date | 2020-09-20 | Rating | 2551.60 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2231.27 | |
| 2 | Black | Win | 2231.67 | |
| 3 | Black | Win | 2208.28 | |
| 4 | White | Loss | 2563.23 | |
| 5 | Black | Win | 2099.56 | |
| 2019 (1st) Beijing Renju Championship | ||||
| Date | 2019-12-15 | Rating | 2561.97 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | 1666.12 | |
| 2 | White | Loss | 2161.37 | |
| 3 | Black | Win | 2177.71 | |
| 4 | White | Win | 2046.91 | |
| 5 | Black | Win | 2231.14 | |
| 6 | White | Win | 2377.33 | |
| Tieliang Cup 2019 Renju Tournament | ||||
| Date | 2019-08-24 | Rating | 2570.79 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2117.36 | |
| 2 | White | Win | 2193.63 | |
| 4 | White | Win | 2681.71 | |
| 5 | White | Draw | 2824.33 | |
| 6 | Black | Win | 2824.33 | |
| Chinese National Team Championship 2018 | ||||
| Date | 2018-04-07 | Rating | 2501.05 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2694.19 | |
| 2 | Black | Draw | 2481.16 | |
| 3 | White | Loss | 2878.61 | |
| 4 | White | Loss | 2697.27 | |
| 5 | White | Loss | 2357.02 | |
| 6 | White | Loss | 2802.63 | |
| 7 | Black | Loss | 2503.40 | |
| Chinese National Championship 2016 | ||||
| Date | 2016-10-05 | Rating | 2544.96 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2107.24 | |
| 2 | White | Loss | 2818.40 | |
| 3 | Black | Win | 2408.20 | |
| 4 | Black | Win | 2318.55 | |
| 5 | Black | Draw | 2492.29 | |
| 6 | Black | Loss | 2706.07 | |
| 7 | Black | Draw | 2549.54 | |
| 8 | White | Win | 2308.13 | |
| 9 | White | Win | 2751.22 | |
| 2015 Chirstmas LianHuan Tournament | ||||
| Date | 2015-12-27 | Rating | 2534.66 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Win | 1927.71 | |
| A2 | Black | Win | 2159.86 | |
| A3 | Black | Loss | 2543.69 | |
| A4 | White | Win | 2354.44 | |
| A5 | Black | Draw | 2752.63 | |
| 3rd National Mind Sports Games of China, Men Group Final | ||||
| Date | 2015-09-22 | Rating | 2529.19 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2800.79 | |
| 2 | Black | Loss | 2634.40 | |
| 3 | Black | Draw | 2612.69 | |
| 3rd National Mind Sports Games of China, Men Group A | ||||
| Date | 2015-09-20 | Rating | 2529.17 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | 2279.30 | |
| 2 | White | Draw | 2543.19 | |
| 3 | Black | Win | 2589.03 | |
| 4 | White | Loss | 2510.72 | |
| 5 | White | Draw | 2499.10 | |
| 6 | Black | Win | 2295.90 | |
| 7 | White | Loss | 2651.82 | |
| 8 | Black | Win | 2413.50 | |
| 9 | White | Win | 2506.47 | |
| Chinese National Championship 2015, Men Group | ||||
| Date | 2015-05-24 | Rating | 2515.73 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | 2581.55 | |
| 2 | White | Win | 2634.58 | |
| 3 | Black | Loss | 2635.56 | |
| 4 | White | Win | 2346.71 | |
| 5 | White | Win | 2632.50 | |
| 6 | Black | Win | 2454.17 | |
| 7 | White | Loss | 2767.54 | |
| 8 | Black | Loss | 2521.84 | |
| 9 | Black | Draw | 2505.31 | |
| Chinese National Championship 2014, Men Group Final | ||||
| Date | 2014-10-07 | Rating | 2462.50 | |
| Round | Color | Result | Opponent | |
| R | Black | Loss | 2582.05 | |
| Chinese National Championship 2014, Men Group A | ||||
| Date | 2014-10-06 | Rating | 2462.30 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2518.79 | |
| 2 | White | Win | 2287.70 | |
| 3 | Black | Win | 1970.11 | |
| 4 | White | Win | 2671.39 | |
| 5 | Black | Loss | 2604.19 | |
| 6 | White | Win | 2135.78 | |
| 7 | Black | Loss | 2512.67 | |
| Chinese National Championship 2013, Men Group Final | ||||
| Date | 2013-10-06 | Rating | 2388.13 | |
| Round | Color | Result | Opponent | |
| R | White | Win | 1941.95 | |
| Chinese National Championship 2013, Men Group B | ||||
| Date | 2013-10-05 | Rating | 2387.92 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2595.54 | |
| 2 | Black | Win | 1969.80 | |
| 3 | White | Loss | 2617.11 | |
| 4 | White | Draw | 2171.83 | |
| 5 | Black | Win | 2123.21 | |
| 6 | Black | Win | 1995.66 | |
| 7 | White | Loss | 2482.44 | |
| Chinese National Open 2013, Men Group | ||||
| Date | 2013-06-12 | Rating | 2372.97 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | 2405.58 | |
| 2 | White | Loss | 2235.96 | |
| 4 | White | Loss | 2525.90 | |
| 5 | Black | Win | 2052.74 | |
| 6 | White | Win | 2418.63 | |
| 7 | Black | Loss | 2477.71 | |
| 2011 Christmas LianHuan Tournament | ||||
| Date | 2011-12-24 | Rating | 2338.17 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2189.54 | |
| 2 | Black | Win | 1905.70 | |
| 3 | White | Win | 2143.67 | |
| 4 | Black | Win | 2477.47 | |
| 5 | Black | Win | 1905.70 | |
| 6 | Black | Loss | 2682.93 | |