Jiachen Xu (徐嘉辰)

WCA ID Region Gender Competitions Gold Silver Bronze
2016XUJI02  China Male 14 8 3 4

History of Continental Records
Event Single Average Competition Date Round Result Details
 Pyraminx 2.32  Beijing Open 2018 2018-4-30~5-1 Combined First round 2.49 2.26 4.01 1.91 2.21
Event NR CR WR Single Average WR CR NR Gold Silver Bronze
 Rubik's Cube 300 859 2459 8.71 11.83 4561 1740 651
 2x2x2 Cube 699 1931 6449 2.75 3.60 2356 666 238 2
 Rubik's Clock 65 161 462 8.40 10.43 520 181 78
 Pyraminx 14 33 148 1.90 2.32

8

2

2

7 2
 Skewb 14 32 125 1.88 3.23 72 17 12 1 1 2
  Rubik's Cube
Competition Round Place Best Average Result Details
 China Championship 2018 Semi Final 92 12.07   14.19   16.94 14.77 14.81 12.98 12.07
Second round 84 11.29   11.97   13.60 12.02 11.29 11.95 11.95
First round 139 12.12   13.36   12.21 14.03 12.12 13.85 15.39
 Beijing Summer 2018 Final 76 11.75   14.26   13.86 11.75 16.97 19.30 11.94
First round 98 10.73   15.40   20.51 10.73 12.47 13.23 24.61
 Tianjin Summer Open 2018 Final 13 11.07   11.83   12.85 11.29 11.07 12.48 11.72
First round 19 11.48   12.71   13.68 17.19 12.17 12.27 11.48
 Shijiazhuang Open 2018 Second round 19 11.11   13.34   13.18 15.31 18.56 11.54 11.11
First round 22 8.71   13.98   13.84 20.85 14.94 13.17 8.71
 Beijing Open 2018 Second round 78 13.27   15.69   16.90 17.04 14.88 13.27 15.28
First round 54 12.04   13.90   15.07 14.15 14.50 13.05 12.04
 Qingdao Open 2018 Second round 13 10.56   12.11   10.56 12.87 11.08 18.66 12.39
First round 23 11.63   13.96   11.63 13.19 14.35 14.33 16.55
 Shijiazhuang Open 2017 Second round 12 11.93   13.28   11.93 17.98 13.27 12.55 14.03
First round 22 12.97   14.69   15.60 15.44 16.18 13.02 12.97
 China Championship 2017 Second round 247 13.57   16.05   13.57 16.34 14.71 17.12 17.11
First round 256 14.52   15.86   17.83 16.35 15.72 14.52 15.50
 Tangshan Open 2017 First round 52 15.38   18.39   16.61 19.08 19.47 20.37 15.38
 Shanghai Spring 2017 First round 78 17.02   19.39   17.02 19.43 18.87 20.27 19.86
  2x2x2 Cube
Competition Round Place Best Average Result Details
 China Championship 2018 Semi Final 53 3.04   4.36   5.29 3.07 5.62 3.04 4.71
Second round 74 3.70   4.37   3.70 7.48 4.70 4.45 3.95
Combined First round 34 3.01   3.60   3.29 4.72 3.88 3.01 3.63
 Shijiazhuang Open 2018 Final 4 3.13   4.07   3.96 4.59 4.72 3.66 3.13
Combined First round 9 3.75   4.42   4.53 3.75 4.48 4.25 4.89
 Beijing Open 2018 Final 19 2.75   5.16   3.44 2.75 DNF 7.65 4.39
Second round 7 3.34   3.97   3.58 4.02 5.15 4.30 3.34
Combined First round 54 3.37   5.41   3.37 4.87 6.31 5.34 6.03
 Qingdao Open 2018 Final 3 3.34   3.97   3.72 3.34 4.39 4.86 3.81
First round 5 3.48   4.50   3.83 6.07 3.48 3.60 6.46
 Shijiazhuang Open 2017 Final 3 3.48   4.07   7.45 3.48 3.91 4.03 4.26
First round 4 3.27   4.19   3.27 4.60 4.44 4.28 3.85
 China Championship 2017 Second round 98 3.85   5.23   5.47 3.85 5.02 5.20 6.09
Combined First round 57 3.96   4.41   4.06 4.88 9.46 3.96 4.29
 Tangshan Open 2017 First round 12 3.57   5.39   5.15 6.08 4.94 3.57 6.08
 Shanghai Spring 2017 First round 16 4.47   4.98   4.47 4.98 5.34 4.61 6.88
 Asian Championship 2016 First round 203 5.01   6.49   7.00 11.01 5.01 6.68 5.78
  Rubik's Clock
Competition Round Place Best Average Result Details
 Beijing Open 2018 Combined Final 10 9.72   10.55   9.72 DNF 9.81 9.79 12.05
 Shanghai Spring 2017 Final 4 9.74   10.79   11.08 9.92 12.73 11.37 9.74
Combined First round 7 8.40   10.43   10.41 9.89 15.07 11.00 8.40
 Anhui University Smart Open 2017 Combined First round 9 10.26   11.54   12.32 11.02 DNF 11.28 10.26
  Pyraminx
Competition Round Place Best Average Result Details
 China Championship 2018 Final 2 2.40   3.04   3.11 3.16 2.40 2.85 DNF
Semi Final 1 2.53   2.89   2.55 3.03 3.16 3.10 2.53
Second round 2 2.04   2.84   2.04 2.30 DNF 2.55 3.68
Combined First round 4 1.99   3.50   3.07 1.99 3.33 4.09 DNF
 Beijing Summer 2018 Final 1 2.15   2.70   3.19 2.70 3.16 2.15 2.23
First round 6 2.54   4.22   4.71 5.40 2.54 5.92 2.56
 Tianjin Summer Open 2018 Final 1 2.01   2.81   2.82 2.76 2.84 4.24 2.01
Combined First round 1 2.42   3.24   2.42 5.05 2.99 3.83 2.89
 Shijiazhuang Open 2018 Final 1 2.50   3.04   3.84 3.02 2.61 3.48 2.50
Combined First round 1 1.90   2.94   2.51 2.72 3.59 1.90 4.72
 Beijing Open 2018 Final 2 2.67   4.22   2.67 DNF 4.12 5.25 3.28
Combined First round 1 1.91   2.32   AsR 2.49 2.26 4.01 1.91 2.21
 Qingdao Open 2018 Final 1 2.02   3.65   2.98 5.36 3.02 2.02 4.94
Combined First round 2 2.49   3.70   3.06 2.49 DNF 3.79 4.24
 Shijiazhuang Open 2017 Final 1 2.21   4.39   DNF 3.83 6.37 2.21 2.98
Combined First round 2 2.56   4.89   3.56 3.99 8.00 7.12 2.56
 China Championship 2017 Final 6 2.89   3.63   3.40 3.28 2.89 4.38 4.20
Semi Final 13 2.86   4.57   3.15 2.86 6.50 7.38 4.07
Second round 1 2.79   3.25   4.09 3.12 3.49 3.15 2.79
Combined First round 3 2.29   3.25   4.00 2.29 3.07 6.08 2.68
 Tangshan Open 2017 Final 1 3.36   3.70   3.59 3.97 3.36 3.53 4.81
Combined First round 1 3.02   3.57   3.68 3.72 3.31 3.02 7.60
 Shanghai Spring 2017 Final 8 3.73   5.33   10.07 7.32 4.34 4.33 3.73
Combined First round 6 2.62   4.86   5.30 4.71 2.62 5.82 4.58
 Anhui University Smart Open 2017 Final 4 2.89   5.04   4.08 2.89 6.61 6.10 4.94
Second round 1 2.71   3.81   4.57 2.71 4.53 3.61 3.30
First round 1 2.27   3.83   3.38 2.27 4.06 6.12 4.05
 Tianjin Open 2016 Final 1 2.13   3.64   3.27 8.78 3.61 2.13 4.05
Combined First round 1 2.72   4.07   7.50 5.88 3.13 3.19 2.72
 Asian Championship 2016 Semi Final 20 3.91   5.45   5.54 7.41 3.91 4.89 5.92
Second round 31 3.62   5.63   7.87 10.18 3.75 3.62 5.28
Combined First round 15 3.72   4.72   6.33 8.95 3.87 3.72 3.97
 One Night in Beijing 2016 Combined First round 11 6.36   8.09   13.18 8.19 7.77 8.31 6.36
  Skewb
Competition Round Place Best Average Result Details
 China Championship 2018 Final 9 3.01   4.39   3.70 4.85 6.46 4.62 3.01
Semi Final 11 3.25   4.61   8.87 6.01 3.82 4.00 3.25
Second round 20 4.80   5.12   4.98 5.54 4.80 4.83 5.67
Combined First round 7 3.72   4.18   5.14 3.72 4.44 3.81 4.28
 Beijing Summer 2018 Final 8 3.62   4.32   6.01 4.36 4.65 3.62 3.94
First round 7 3.76   4.71   3.76 5.29 3.82 5.02 6.56
 Tianjin Summer Open 2018 Combined Final 3 4.06   5.31   5.35 4.06 6.50 6.73 4.09
 Shijiazhuang Open 2018 Final 3 1.88   4.55   5.82 4.89 4.32 1.88 4.44
Combined First round 2 2.58   3.59   3.22 2.58 4.22 3.32 5.63
 Beijing Open 2018 Final 6 4.26   5.47   5.10 5.80 5.52 6.01 4.26
Combined First round 3 3.96   4.00   7.08 3.96 4.00 4.02 3.97
 Qingdao Open 2018 Final 1 3.54   5.03   4.51 5.12 3.54 5.46 5.74
Combined First round 1 2.33   3.73   2.98 2.33 7.59 3.86 4.36
 Shijiazhuang Open 2017 Final 2 2.29   3.23   3.78 3.68 2.29 3.57 2.43
Combined First round 3 4.13   4.78   4.75 5.39 7.27 4.13 4.20
 China Championship 2017 Second round 20 4.59   5.56   5.18 6.56 4.95 10.11 4.59
Combined First round 11 4.91   5.34   5.10 4.91 6.34 5.45 5.48
 Tangshan Open 2017 Final 5 4.93   6.40   5.39 4.93 7.55 6.25 7.83
Combined First round 6 5.36   7.04   5.36 6.02 7.01 DNF 8.10
 Shanghai Spring 2017 Final 9 4.78   5.72   6.36 4.78 6.79 5.75 5.05
First round 3 4.23   4.84   5.33 4.23 4.86 5.54 4.33
 Anhui University Smart Open 2017 Second round 9 5.34   6.58   5.34 7.03 6.28 DNF 6.43
First round 5 5.50   6.36   8.36 7.18 5.74 5.50 6.16
 Asian Championship 2016 Combined First round 120 12.33   15.91   16.62 DNF 15.57 12.33 15.53
  China Championship 2018   (2018-10-2~4)
China Championship 2018
Event Round Place Best Average Result Details
 Rubik's Cube Semi Final 92 12.07   14.19   16.94 14.77 14.81 12.98 12.07
Second round 84 11.29   11.97   13.60 12.02 11.29 11.95 11.95
First round 139 12.12   13.36   12.21 14.03 12.12 13.85 15.39
 2x2x2 Cube Semi Final 53 3.04   4.36   5.29 3.07 5.62 3.04 4.71
Second round 74 3.70   4.37   3.70 7.48 4.70 4.45 3.95
Combined First round 34 3.01   3.60   3.29 4.72 3.88 3.01 3.63
 Pyraminx Final 2 2.40   3.04   3.11 3.16 2.40 2.85 DNF
Semi Final 1 2.53   2.89   2.55 3.03 3.16 3.10 2.53
Second round 2 2.04   2.84   2.04 2.30 DNF 2.55 3.68
Combined First round 4 1.99   3.50   3.07 1.99 3.33 4.09 DNF
 Skewb Final 9 3.01   4.39   3.70 4.85 6.46 4.62 3.01
Semi Final 11 3.25   4.61   8.87 6.01 3.82 4.00 3.25
Second round 20 4.80   5.12   4.98 5.54 4.80 4.83 5.67
Combined First round 7 3.72   4.18   5.14 3.72 4.44 3.81 4.28
  Beijing Summer 2018   (2018-7-29)
Beijing Summer 2018
Event Round Place Best Average Result Details
 Rubik's Cube Final 76 11.75   14.26   13.86 11.75 16.97 19.30 11.94
First round 98 10.73   15.40   20.51 10.73 12.47 13.23 24.61
 Pyraminx Final 1 2.15   2.70   3.19 2.70 3.16 2.15 2.23
First round 6 2.54   4.22   4.71 5.40 2.54 5.92 2.56
 Skewb Final 8 3.62   4.32   6.01 4.36 4.65 3.62 3.94
First round 7 3.76   4.71   3.76 5.29 3.82 5.02 6.56
  Tianjin Summer Open 2018   (2018-6-24)
Tianjin Summer Open 2018
Event Round Place Best Average Result Details
 Rubik's Cube Final 13 11.07   11.83   12.85 11.29 11.07 12.48 11.72
First round 19 11.48   12.71   13.68 17.19 12.17 12.27 11.48
 Pyraminx Final 1 2.01   2.81   2.82 2.76 2.84 4.24 2.01
Combined First round 1 2.42   3.24   2.42 5.05 2.99 3.83 2.89
 Skewb Combined Final 3 4.06   5.31   5.35 4.06 6.50 6.73 4.09
  Shijiazhuang Open 2018   (2018-6-10)
Shijiazhuang Open 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 19 11.11   13.34   13.18 15.31 18.56 11.54 11.11
First round 22 8.71   13.98   13.84 20.85 14.94 13.17 8.71
 2x2x2 Cube Final 4 3.13   4.07   3.96 4.59 4.72 3.66 3.13
Combined First round 9 3.75   4.42   4.53 3.75 4.48 4.25 4.89
 Pyraminx Final 1 2.50   3.04   3.84 3.02 2.61 3.48 2.50
Combined First round 1 1.90   2.94   2.51 2.72 3.59 1.90 4.72
 Skewb Final 3 1.88   4.55   5.82 4.89 4.32 1.88 4.44
Combined First round 2 2.58   3.59   3.22 2.58 4.22 3.32 5.63
  Beijing Open 2018   (2018-4-30~5-1)
Beijing Open 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 78 13.27   15.69   16.90 17.04 14.88 13.27 15.28
First round 54 12.04   13.90   15.07 14.15 14.50 13.05 12.04
 2x2x2 Cube Final 19 2.75   5.16   3.44 2.75 DNF 7.65 4.39
Second round 7 3.34   3.97   3.58 4.02 5.15 4.30 3.34
Combined First round 54 3.37   5.41   3.37 4.87 6.31 5.34 6.03
 Rubik's Clock Combined Final 10 9.72   10.55   9.72 DNF 9.81 9.79 12.05
 Pyraminx Final 2 2.67   4.22   2.67 DNF 4.12 5.25 3.28
Combined First round 1 1.91   2.32   AsR 2.49 2.26 4.01 1.91 2.21
 Skewb Final 6 4.26   5.47   5.10 5.80 5.52 6.01 4.26
Combined First round 3 3.96   4.00   7.08 3.96 4.00 4.02 3.97
  Qingdao Open 2018   (2018-3-25)
Qingdao Open 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 13 10.56   12.11   10.56 12.87 11.08 18.66 12.39
First round 23 11.63   13.96   11.63 13.19 14.35 14.33 16.55
 2x2x2 Cube Final 3 3.34   3.97   3.72 3.34 4.39 4.86 3.81
First round 5 3.48   4.50   3.83 6.07 3.48 3.60 6.46
 Pyraminx Final 1 2.02   3.65   2.98 5.36 3.02 2.02 4.94
Combined First round 2 2.49   3.70   3.06 2.49 DNF 3.79 4.24
 Skewb Final 1 3.54   5.03   4.51 5.12 3.54 5.46 5.74
Combined First round 1 2.33   3.73   2.98 2.33 7.59 3.86 4.36
  Shijiazhuang Open 2017   (2017-11-26)
Shijiazhuang Open 2017
Event Round Place Best Average Result Details
 Rubik's Cube Second round 12 11.93   13.28   11.93 17.98 13.27 12.55 14.03
First round 22 12.97   14.69   15.60 15.44 16.18 13.02 12.97
 2x2x2 Cube Final 3 3.48   4.07   7.45 3.48 3.91 4.03 4.26
First round 4 3.27   4.19   3.27 4.60 4.44 4.28 3.85
 Pyraminx Final 1 2.21   4.39   DNF 3.83 6.37 2.21 2.98
Combined First round 2 2.56   4.89   3.56 3.99 8.00 7.12 2.56
 Skewb Final 2 2.29   3.23   3.78 3.68 2.29 3.57 2.43
Combined First round 3 4.13   4.78   4.75 5.39 7.27 4.13 4.20
  China Championship 2017   (2017-7-28~30)
China Championship 2017
Event Round Place Best Average Result Details
 Rubik's Cube Second round 247 13.57   16.05   13.57 16.34 14.71 17.12 17.11
First round 256 14.52   15.86   17.83 16.35 15.72 14.52 15.50
 2x2x2 Cube Second round 98 3.85   5.23   5.47 3.85 5.02 5.20 6.09
Combined First round 57 3.96   4.41   4.06 4.88 9.46 3.96 4.29
 Pyraminx Final 6 2.89   3.63   3.40 3.28 2.89 4.38 4.20
Semi Final 13 2.86   4.57   3.15 2.86 6.50 7.38 4.07
Second round 1 2.79   3.25   4.09 3.12 3.49 3.15 2.79
Combined First round 3 2.29   3.25   4.00 2.29 3.07 6.08 2.68
 Skewb Second round 20 4.59   5.56   5.18 6.56 4.95 10.11 4.59
Combined First round 11 4.91   5.34   5.10 4.91 6.34 5.45 5.48
  Tangshan Open 2017   (2017-5-28)
Tangshan Open 2017
Event Round Place Best Average Result Details
 Rubik's Cube First round 52 15.38   18.39   16.61 19.08 19.47 20.37 15.38
 2x2x2 Cube First round 12 3.57   5.39   5.15 6.08 4.94 3.57 6.08
 Pyraminx Final 1 3.36   3.70   3.59 3.97 3.36 3.53 4.81
Combined First round 1 3.02   3.57   3.68 3.72 3.31 3.02 7.60
 Skewb Final 5 4.93   6.40   5.39 4.93 7.55 6.25 7.83
Combined First round 6 5.36   7.04   5.36 6.02 7.01 DNF 8.10
  Shanghai Spring 2017   (2017-3-18~19)
Shanghai Spring 2017
Event Round Place Best Average Result Details
 Rubik's Cube First round 78 17.02   19.39   17.02 19.43 18.87 20.27 19.86
 2x2x2 Cube First round 16 4.47   4.98   4.47 4.98 5.34 4.61 6.88
 Rubik's Clock Final 4 9.74   10.79   11.08 9.92 12.73 11.37 9.74
Combined First round 7 8.40   10.43   10.41 9.89 15.07 11.00 8.40
 Pyraminx Final 8 3.73   5.33   10.07 7.32 4.34 4.33 3.73
Combined First round 6 2.62   4.86   5.30 4.71 2.62 5.82 4.58
 Skewb Final 9 4.78   5.72   6.36 4.78 6.79 5.75 5.05
First round 3 4.23   4.84   5.33 4.23 4.86 5.54 4.33
  Anhui University Smart Open 2017   (2017-3-11)
Anhui University Smart Open 2017
Event Round Place Best Average Result Details
 Rubik's Clock Combined First round 9 10.26   11.54   12.32 11.02 DNF 11.28 10.26
 Pyraminx Final 4 2.89   5.04   4.08 2.89 6.61 6.10 4.94
Second round 1 2.71   3.81   4.57 2.71 4.53 3.61 3.30
First round 1 2.27   3.83   3.38 2.27 4.06 6.12 4.05
 Skewb Second round 9 5.34   6.58   5.34 7.03 6.28 DNF 6.43
First round 5 5.50   6.36   8.36 7.18 5.74 5.50 6.16
  Tianjin Open 2016   (2016-11-12)
Tianjin Open 2016
Event Round Place Best Average Result Details
 Pyraminx Final 1 2.13   3.64   3.27 8.78 3.61 2.13 4.05
Combined First round 1 2.72   4.07   7.50 5.88 3.13 3.19 2.72
  Asian Championship 2016   (2016-10-1~3)
Asian Championship 2016
Event Round Place Best Average Result Details
 2x2x2 Cube First round 203 5.01   6.49   7.00 11.01 5.01 6.68 5.78
 Pyraminx Semi Final 20 3.91   5.45   5.54 7.41 3.91 4.89 5.92
Second round 31 3.62   5.63   7.87 10.18 3.75 3.62 5.28
Combined First round 15 3.72   4.72   6.33 8.95 3.87 3.72 3.97
 Skewb Combined First round 120 12.33   15.91   16.62 DNF 15.57 12.33 15.53
  One Night in Beijing 2016   (2016-5-28~29)
One Night in Beijing 2016
Event Round Place Best Average Result Details
 Pyraminx Combined First round 11 6.36   8.09   13.18 8.19 7.77 8.31 6.36