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Jiayin Xu (徐嘉胤)

Jiayin Xu (徐嘉胤)
Name: Jiayin Xu (徐嘉胤)
Region: China
Competitions: 5
WCA ID: Jiayin Xu (徐嘉胤)2018XUJI04
Gender: Male
Career: 2018.04.30 - 2025.10.25
2025 Annual Summary

Current Personal Records

EventNRCRWRSingleAverageWRCRNRGoldSilverBronzeSolves/Attempts
3x3x3 Cube4932141563806112.1814.343499113324468145/45
2x2x2 Cube26478629311803.314.03134693829119544/45
4x4x4 Cube242868561963650.4156.07181466417231716/17
5x5x5 Cube20906428213662:11.262/2
3x3x3 One-Handed308590552447525.4627.91190517302260716/17
Clock125442171839519.7920.8015311355810865/5
Megaminx842269098071:33.771:45.62980727028497/7
Pyraminx24471627922.576.027445218678349/50
Skewb11313503136525.246.256277171158929/30

Sum of Ranks

 Sum of NRNRSum of CRCRSum of WRWR
Single24972131677056388126278113385
Average20228115760980333619813911144
3x3x3 Cube
CompetitionRoundPlaceBestAverageDetail
Hefei Open 2025Second round113 13.07 15.06
14.02     15.07     16.08     13.07     18.95
First round114 12.40 14.34
12.75     17.57     12.40     14.42     15.84
AHAU Open 2019Second round17 13.67 14.58
13.67     14.75     14.98     14.01     16.58
First round22 12.52 16.42
15.92     17.57     15.77     12.52     18.15
Hefei Spring 2019Second round73 12.18 17.28
19.17     14.75     19.49     12.18     17.91
First round46 12.98 15.05
16.65     15.13     15.09     14.92     12.98
Hefei Summer 2018Second round78 14.33 16.88
14.33     17.65     15.69     19.03     17.30
First round93 16.12 17.63
16.12     16.28     18.25     20.84     18.37
Nanjing Spring 2018First round139 17.62 19.35
20.05     20.18     19.01     17.62     18.98
 
2x2x2 Cube
CompetitionRoundPlaceBestAverageDetail
Hefei Open 2025First round73 4.26 5.53
7.01      5.39      4.26      6.16      5.03
AHAU Open 2019Final8 3.31 4.03
5.25      4.40      3.31      3.62      4.07
First round10 3.88 4.67
3.88      4.77      5.02      7.13      4.22
Hefei Spring 2019Second round26 3.45 4.78
6.19      3.45      4.43      4.70      5.22
First round46 4.35 5.93
DNF       6.24      5.59      5.97      4.35
Hefei Summer 2018Second round47 3.91 5.04
4.40      5.47      5.99      5.25      3.91
First round54 4.66 5.71
6.02      5.81      4.66      5.29      6.33
Nanjing Spring 2018Second round67 4.73 6.15
4.73      5.86      5.59      6.99      7.58
First round75 5.25 5.91
6.08      6.54      5.25      6.35      5.31
 
4x4x4 Cube
CompetitionRoundPlaceBestAverageDetail
Hefei Spring 2019Second round33 50.41 56.07
1:04.44   50.41     58.04     52.74     57.43
First round36 54.48 59.46
1:01.57   1:01.47   54.48     1:01.15   55.76
Hefei Summer 2018First round54 54.87 1:02.04
1:09.04   54.87     1:06.00   1:02.57   57.56
Nanjing Spring 2018First round81 1:12.68 
DNF       1:12.68
 
5x5x5 Cube
CompetitionRoundPlaceBestAverageDetail
Hefei Spring 2019First round34 2:11.26 
2:17.31   2:11.26
 
3x3x3 Blindfolded
CompetitionRoundPlaceBestAverageDetail
Hefei Spring 2019First round12 DNF DNF
DNF       DNF       DNF
 
3x3x3 One-Handed
CompetitionRoundPlaceBestAverageDetail
Hefei Open 2025First round63 35.24 
35.24     39.18
AHAU Open 2019Final17 25.47 28.58
29.23     25.47     30.80     25.70     31.07
Hefei Spring 2019First round27 25.46 27.91
30.91     25.92     32.85     26.89     25.46
Nanjing Spring 2018First round88 37.97 39.80
41.35     38.78     DNF       37.97     39.27
 
Clock
CompetitionRoundPlaceBestAverageDetail
Hefei Spring 2019First round24 19.79 20.80
21.55     19.79     20.45     24.81     20.39
 
Megaminx
CompetitionRoundPlaceBestAverageDetail
Hefei Spring 2019First round19 1:33.77 1:45.62
1:46.26   2:05.57   1:33.77   1:50.72   1:39.89
Nanjing Spring 2018First round30 2:13.90 
2:13.90   2:26.70
 
Pyraminx
CompetitionRoundPlaceBestAverageDetail
Hefei Open 2025Final23 5.48 7.43
7.78      8.04      5.48      6.48      10.53
First round22 4.41 6.30
4.41      9.31      6.63      5.38      6.90
AHAU Open 2019Final8 5.09 7.14
8.62      6.66      7.46      7.30      5.09
First round10 5.79 6.98
6.26      7.45      9.64      5.79      7.24
Hefei Spring 2019Final13 5.20 6.02
5.20      7.75      5.71      5.31      7.04
Second round10 2.57 6.11
7.36      7.91      5.08      2.57      5.90
First round18 5.26 7.00
7.33      5.26      DNF       6.80      6.88
Hefei Summer 2018First round35 6.41 8.32
7.27      8.99      8.83      6.41      8.86
Nanjing Spring 2018Second round30 6.17 7.72
6.17      6.26      8.70      9.28      8.19
First round33 6.03 7.85
8.89      6.77      10.52     7.89      6.03
 
Skewb
CompetitionRoundPlaceBestAverageDetail
Hefei Open 2025First round35 6.43 11.00
11.81     12.90     8.47      12.72     6.43
AHAU Open 2019Final6 6.07 7.07
9.33      6.07      6.22      7.48      7.52
First round6 5.24 6.25
6.52      6.38      5.84      5.24      DNF
Hefei Spring 2019Final11 6.39 7.41
6.92      8.85      6.39      7.18      8.12
First round14 6.55 7.75
6.94      7.57      8.74      9.74      6.55
Nanjing Spring 2018First round30 7.40 8.90
8.49      8.64      9.58      7.40      10.19
 
Square-1
CompetitionRoundPlaceBestAverageDetail
AHAU Open 2019Final9 DNF 
DNF       DNF
Hefei Spring 2019Final15 DNF 
DNF       DNF
Hefei Open 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round113 13.07 15.06
14.02     15.07     16.08     13.07     18.95
First round114 12.40 14.34
12.75     17.57     12.40     14.42     15.84
2x2x2 CubeFirst round73 4.26 5.53
7.01      5.39      4.26      6.16      5.03
3x3x3 One-HandedFirst round63 35.24 
35.24     39.18
PyraminxFinal23 5.48 7.43
7.78      8.04      5.48      6.48      10.53
First round22 4.41 6.30
4.41      9.31      6.63      5.38      6.90
SkewbFirst round35 6.43 11.00
11.81     12.90     8.47      12.72     6.43
 
AHAU Open 2019
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round17 13.67 14.58
13.67     14.75     14.98     14.01     16.58
First round22 12.52 16.42
15.92     17.57     15.77     12.52     18.15
2x2x2 CubeFinal8 3.31 4.03
5.25      4.40      3.31      3.62      4.07
First round10 3.88 4.67
3.88      4.77      5.02      7.13      4.22
3x3x3 One-HandedFinal17 25.47 28.58
29.23     25.47     30.80     25.70     31.07
PyraminxFinal8 5.09 7.14
8.62      6.66      7.46      7.30      5.09
First round10 5.79 6.98
6.26      7.45      9.64      5.79      7.24
SkewbFinal6 6.07 7.07
9.33      6.07      6.22      7.48      7.52
First round6 5.24 6.25
6.52      6.38      5.84      5.24      DNF
Square-1Final9 DNF 
DNF       DNF
 
Hefei Spring 2019
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round73 12.18 17.28
19.17     14.75     19.49     12.18     17.91
First round46 12.98 15.05
16.65     15.13     15.09     14.92     12.98
2x2x2 CubeSecond round26 3.45 4.78
6.19      3.45      4.43      4.70      5.22
First round46 4.35 5.93
DNF       6.24      5.59      5.97      4.35
4x4x4 CubeSecond round33 50.41 56.07
1:04.44   50.41     58.04     52.74     57.43
First round36 54.48 59.46
1:01.57   1:01.47   54.48     1:01.15   55.76
5x5x5 CubeFirst round34 2:11.26 
2:17.31   2:11.26
3x3x3 BlindfoldedFirst round12 DNF DNF
DNF       DNF       DNF
3x3x3 One-HandedFirst round27 25.46 27.91
30.91     25.92     32.85     26.89     25.46
ClockFirst round24 19.79 20.80
21.55     19.79     20.45     24.81     20.39
MegaminxFirst round19 1:33.77 1:45.62
1:46.26   2:05.57   1:33.77   1:50.72   1:39.89
PyraminxFinal13 5.20 6.02
5.20      7.75      5.71      5.31      7.04
Second round10 2.57 6.11
7.36      7.91      5.08      2.57      5.90
First round18 5.26 7.00
7.33      5.26      DNF       6.80      6.88
SkewbFinal11 6.39 7.41
6.92      8.85      6.39      7.18      8.12
First round14 6.55 7.75
6.94      7.57      8.74      9.74      6.55
Square-1Final15 DNF 
DNF       DNF
 
Hefei Summer 2018
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round78 14.33 16.88
14.33     17.65     15.69     19.03     17.30
First round93 16.12 17.63
16.12     16.28     18.25     20.84     18.37
2x2x2 CubeSecond round47 3.91 5.04
4.40      5.47      5.99      5.25      3.91
First round54 4.66 5.71
6.02      5.81      4.66      5.29      6.33
4x4x4 CubeFirst round54 54.87 1:02.04
1:09.04   54.87     1:06.00   1:02.57   57.56
PyraminxFirst round35 6.41 8.32
7.27      8.99      8.83      6.41      8.86
 
Nanjing Spring 2018
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round139 17.62 19.35
20.05     20.18     19.01     17.62     18.98
2x2x2 CubeSecond round67 4.73 6.15
4.73      5.86      5.59      6.99      7.58
First round75 5.25 5.91
6.08      6.54      5.25      6.35      5.31
4x4x4 CubeFirst round81 1:12.68 
DNF       1:12.68
3x3x3 One-HandedFirst round88 37.97 39.80
41.35     38.78     DNF       37.97     39.27
MegaminxFirst round30 2:13.90 
2:13.90   2:26.70
PyraminxSecond round30 6.17 7.72
6.17      6.26      8.70      9.28      8.19
First round33 6.03 7.85
8.89      6.77      10.52     7.89      6.03
SkewbFirst round30 7.40 8.90
8.49      8.64      9.58      7.40      10.19
No.DateNameRegionCity
52025-10-25Hefei Open 2025ChinaHefei, Anhui
42019-05-19AHAU Open 2019ChinaHefei, Anhui
32019-03-23~24Hefei Spring 2019ChinaHefei, Anhui
22018-07-14~15Hefei Summer 2018ChinaHefei, Anhui
12018-04-30~05-01Nanjing Spring 2018ChinaNanjing, Jiangsu