Xu Jianxin (徐建鑫)
Place: Beijing, China
Rating: 2517.68, Std: 157.74, Rank: 111
First game: 2011-12-24, Last game: 2023-11-04
Top rating: 2569.79 (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 | 2517.68 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 1726.52 | |
| 2 | Black | Win | 2318.73 | |
| 3 | White | Win | 2747.69 | |
| 4 | Black | Loss | 2796.30 | |
| 5 | Black | Draw | 2419.59 | |
| 6 | White | Draw | 2539.66 | |
| 7 | White | Loss | 2597.66 | |
| 5th National Mind Sports Games of China, Men Group Preliminary | ||||
| Date | 2023-10-30 | Rating | 2517.47 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | 1683.13 | |
| 2 | White | Win | 2515.68 | |
| 3 | White | Loss | 2793.60 | |
| 4 | Black | Loss | 2795.91 | |
| 5 | White | Loss | 2564.22 | |
| 6 | Black | Win | 2149.09 | |
| 7 | White | Win | 2383.09 | |
| 8 | White | Draw | 2521.26 | |
| 9 | Black | Draw | 2521.84 | |
| Chinese National Team Championship 2023 | ||||
| Date | 2023-06-24 | Rating | 2509.63 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2403.56 | |
| 2 | Black | Loss | 2597.15 | |
| 3 | White | Loss | 2568.01 | |
| 4 | White | Loss | 2328.69 | |
| 5 | Black | Draw | 2333.82 | |
| 6 | Black | Loss | 2561.17 | |
| 7 | White | Win | 2552.06 | |
| Chinese National Championship 2022, Men Group Preliminary | ||||
| Date | 2023-03-20 | Rating | 2517.40 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2455.40 | |
| 2 | White | Loss | 2693.56 | |
| 3 | Black | Win | 2124.44 | |
| 4 | Black | Loss | 2767.37 | |
| 5 | White | Win | 2364.35 | |
| 6 | Black | Win | 2408.58 | |
| 7 | White | Loss | 2676.30 | |
| Beijing Wenbo Wuziqi Tournament | ||||
| Date | 2020-09-20 | Rating | 2550.29 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2230.15 | |
| 2 | Black | Win | 2231.79 | |
| 3 | Black | Win | 2208.14 | |
| 4 | White | Loss | 2561.96 | |
| 5 | Black | Win | 2099.63 | |
| 2019 (1st) Beijing Renju Championship | ||||
| Date | 2019-12-15 | Rating | 2560.92 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | 1666.16 | |
| 2 | White | Loss | 2160.78 | |
| 3 | Black | Win | 2179.65 | |
| 4 | White | Win | 2046.86 | |
| 5 | Black | Win | 2230.39 | |
| 6 | White | Win | 2377.87 | |
| Tieliang Cup 2019 Renju Tournament | ||||
| Date | 2019-08-24 | Rating | 2569.79 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2116.59 | |
| 2 | White | Win | 2193.35 | |
| 4 | White | Win | 2680.56 | |
| 5 | White | Draw | 2823.49 | |
| 6 | Black | Win | 2823.49 | |
| Chinese National Team Championship 2018 | ||||
| Date | 2018-04-07 | Rating | 2500.28 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2693.40 | |
| 2 | Black | Draw | 2480.64 | |
| 3 | White | Loss | 2878.08 | |
| 4 | White | Loss | 2696.40 | |
| 5 | White | Loss | 2356.36 | |
| 6 | White | Loss | 2802.04 | |
| 7 | Black | Loss | 2502.90 | |
| Chinese National Championship 2016 | ||||
| Date | 2016-10-05 | Rating | 2544.35 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 2107.00 | |
| 2 | White | Loss | 2817.88 | |
| 3 | Black | Win | 2407.71 | |
| 4 | Black | Win | 2318.17 | |
| 5 | Black | Draw | 2491.79 | |
| 6 | Black | Loss | 2705.37 | |
| 7 | Black | Draw | 2548.96 | |
| 8 | White | Win | 2307.85 | |
| 9 | White | Win | 2750.68 | |
| 2015 Chirstmas LianHuan Tournament | ||||
| Date | 2015-12-27 | Rating | 2534.11 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Win | 1927.35 | |
| A2 | Black | Win | 2161.14 | |
| A3 | Black | Loss | 2543.09 | |
| A4 | White | Win | 2354.00 | |
| A5 | Black | Draw | 2752.13 | |
| 3rd National Mind Sports Games of China, Men Group Final | ||||
| Date | 2015-09-22 | Rating | 2528.64 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2800.30 | |
| 2 | Black | Loss | 2633.84 | |
| 3 | Black | Draw | 2612.09 | |
| 3rd National Mind Sports Games of China, Men Group A | ||||
| Date | 2015-09-20 | Rating | 2528.62 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | 2278.73 | |
| 2 | White | Draw | 2542.62 | |
| 3 | Black | Win | 2588.45 | |
| 4 | White | Loss | 2509.99 | |
| 5 | White | Draw | 2498.31 | |
| 6 | Black | Win | 2295.50 | |
| 7 | White | Loss | 2651.24 | |
| 8 | Black | Win | 2413.01 | |
| 9 | White | Win | 2506.06 | |
| Chinese National Championship 2015, Men Group | ||||
| Date | 2015-05-24 | Rating | 2515.20 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | 2580.86 | |
| 2 | White | Win | 2634.05 | |
| 3 | Black | Loss | 2634.97 | |
| 4 | White | Win | 2346.20 | |
| 5 | White | Win | 2632.01 | |
| 6 | Black | Win | 2453.47 | |
| 7 | White | Loss | 2767.09 | |
| 8 | Black | Loss | 2521.25 | |
| 9 | Black | Draw | 2504.91 | |
| Chinese National Championship 2014, Men Group Final | ||||
| Date | 2014-10-07 | Rating | 2462.00 | |
| Round | Color | Result | Opponent | |
| R | Black | Loss | 2581.52 | |
| Chinese National Championship 2014, Men Group A | ||||
| Date | 2014-10-06 | Rating | 2461.81 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2518.39 | |
| 2 | White | Win | 2287.14 | |
| 3 | Black | Win | 1969.68 | |
| 4 | White | Win | 2670.82 | |
| 5 | Black | Loss | 2603.68 | |
| 6 | White | Win | 2135.44 | |
| 7 | Black | Loss | 2512.16 | |
| Chinese National Championship 2013, Men Group Final | ||||
| Date | 2013-10-06 | Rating | 2387.69 | |
| Round | Color | Result | Opponent | |
| R | White | Win | 1941.76 | |
| Chinese National Championship 2013, Men Group B | ||||
| Date | 2013-10-05 | Rating | 2387.48 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2595.09 | |
| 2 | Black | Win | 1969.55 | |
| 3 | White | Loss | 2616.70 | |
| 4 | White | Draw | 2171.46 | |
| 5 | Black | Win | 2122.73 | |
| 6 | Black | Win | 1995.42 | |
| 7 | White | Loss | 2482.01 | |
| Chinese National Open 2013, Men Group | ||||
| Date | 2013-06-12 | Rating | 2372.54 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | 2405.00 | |
| 2 | White | Loss | 2235.56 | |
| 4 | White | Loss | 2525.44 | |
| 5 | Black | Win | 2052.53 | |
| 6 | White | Win | 2418.32 | |
| 7 | Black | Loss | 2477.30 | |
| 2011 Christmas LianHuan Tournament | ||||
| Date | 2011-12-24 | Rating | 2337.81 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | 2189.41 | |
| 2 | Black | Win | 1905.62 | |
| 3 | White | Win | 2143.56 | |
| 4 | Black | Win | 2476.93 | |
| 5 | Black | Win | 1905.62 | |
| 6 | Black | Loss | 2682.69 | |