David Jiang (蒋濬哲)

WCA ID Region Gender Competitions Gold Silver Bronze
2016JIAN13  USA Male 20 0 1 0

Event NR CR WR Single Average WR CR NR Gold Silver Bronze
 Rubik's Cube 1079 1487 6064 11.02 12.06 3496 891 668
 2x2x2 Cube 1236 1711 6071 3.00 4.29 3703 1094 797
 4x4x4 Cube 745 1093 5107 50.67 58.28 5246 1130 776
 5x5x5 Cube 1832 2662 10749 3:13.28

 3x3x3 Blindfolded 127 164 864 1:38.51

1
 3x3x3 Fewest Moves 204 245 1256 36

 3x3x3 One-Handed 485 681 3156 18.59 21.53 2431 527 381
 3x3x3 With Feet 223 303 1656 3:50.42

 Megaminx 625 984 4069 2:09.42 2:35.66 4209 1016 649
 Pyraminx 158 231 973 3.27 8.18 4366 996 705
 Skewb 2047 2716 9194 9.44 11.14 6351 1775 1333
 Square-1 868 1148 3882 37.37 52.27 3890 1155 863
  Rubik's Cube
Competition Round Place Best Average Result Details
 Elk Cubing 2018 Second round 30 11.77   14.60   11.77 11.97 15.02 16.81 17.24
First round 32 13.77   14.81   14.72 13.77 16.22 13.90 15.80
 Heartland Champs 2018 Second round 54 11.97   14.53   11.97 17.64 13.61 16.32 13.66
First round 32 11.02   12.06   11.02 11.06 12.12 13.01 18.48
 Lions Cubing 2018 Second round 19 11.41   13.14   17.40 12.44 13.30 13.69 11.41
First round 21 12.52   14.03   13.59 17.11 14.46 12.52 14.04
 Dixon Winter 2017 Second round 19 11.75   14.46   13.83 24.33 13.74 11.75 15.80
First round 20 14.08   14.74   14.63 14.67 14.08 14.92 14.92
 ChicaGhosts 2017 Second round 42 12.26   15.46   16.43 DNF 15.09 14.85 12.26
First round 37 11.43   14.21   12.50 15.15 11.43 15.06 15.08
 Wiscube 2017 Second round 11 12.41   14.47   13.90 12.41 DNF 14.22 15.28
First round 17 13.66   15.19   15.26 14.47 13.66 16.74 15.85
 Bulldog Cubing 2017 First round 19 11.95   14.63   13.63 11.95 14.95 15.30 DNF
 China Championship 2017 First round 307 15.74   17.33   18.83 16.27 15.74 16.90 19.06
 Beijing Open 2017 Second round 54 13.67   15.19   15.47 14.21 15.89 16.56 13.67
First round 56 11.02   14.94   14.18 19.96 11.02 15.63 15.02
 Cat and Mouse 2017 First round 19 13.14   15.76   13.20 15.80 18.66 13.14 18.29
 Michigan Cubing Club Beta 2017 Second round 17 13.87   15.56   16.67 16.10 13.87 14.86 15.73
First round 27 14.34   17.37   14.34 15.99 20.67 19.54 16.57
 Cubetcha 2016 First round 39 17.87   21.66   20.44 27.27 23.70 17.87 20.83
 Dixon Fall 2016 First round 41 15.04   21.94   15.04 25.57 22.16 18.81 24.85
 Wiscube 2016 First round 34 19.50   20.26   20.07 19.91 39.33 19.50 20.81
 Slow N Steady Spring 2016 First round 177 25.60   27.92   28.36 29.65 25.60 27.28 28.13
 Minnesota Cube Melt 2016 First round 63 27.52   30.76   28.60 27.52 29.74 DNF 33.93
 Clock N' Other Stuff 2016 First round 57 34.67   37.58   35.25 35.49 34.67 45.38 42.01
  2x2x2 Cube
Competition Round Place Best Average Result Details
 Elk Cubing 2018 Combined First round 23 3.20   4.49   4.81 3.20 4.20 4.76 4.50
 Heartland Champs 2018 Second round 33 4.49   4.67   4.61 4.49 4.88 4.51 7.88
First round 54 4.34   5.41   4.34 5.54 4.57 6.13 DNF
 Bulldog Cubing 2017 Combined First round 13 3.00   4.29   3.00 3.20 4.94 4.73 6.68
 China Championship 2017 Combined First round 166 3.09   5.79   9.00 8.58 4.09 4.70 3.09
 Beijing Open 2017 Combined First round 51 3.83   5.91   6.02 3.83 6.11 6.74 5.59
 Cat and Mouse 2017 Combined First round 16 5.15   5.45   5.55 5.40 5.15 5.40 5.60
 Michigan Cubing Club Beta 2017 First round 30 4.23   6.01   4.87 6.99 6.18 DNF 4.23
 Cubetcha 2016 First round 43 4.69   6.71   7.89 4.69 7.91 5.59 6.64
 Dixon Fall 2016 Second round 26 4.96   5.88   6.06 5.12 4.96 6.45 17.99
First round 30 5.81   5.93   5.97 7.91 5.92 5.91 5.81
 Slow N Steady Spring 2016 Combined First round 109 3.02   6.83   6.47 3.02 7.00 7.01 14.18
 Minnesota Cube Melt 2016 First round 67 7.15   14.14   14.86 9.94 DNF 7.15 17.61
  4x4x4 Cube
Competition Round Place Best Average Result Details
 Elk Cubing 2018 Final 20 50.67   1:00.96   1:02.35 50.67 1:06.46 1:16.46 54.06
Combined First round 19 52.19   58.28   57.25 56.00 52.19 1:01.60 1:01.82
 Heartland Champs 2018 Combined First round 57 1:01.46   1:08.08   1:09.98 1:16.76 1:05.57 1:08.70 1:01.46
 Lions Cubing 2018 Combined First round 20 57.12   1:03.05   1:00.29 1:04.50 57.12 1:06.87 1:04.36
 Dixon Winter 2017 Combined First round 25 1:01.18   1:10.29   1:06.36 1:06.43 1:01.18 1:18.09 DNF
 ChicaGhosts 2017 Combined First round 48 1:10.63   1:14.96   1:13.60 1:10.63 1:14.85 1:20.68 1:16.42
 China Championship 2017 Combined First round 168 1:18.47     1:21.82 1:18.47
 Cat and Mouse 2017 Combined Final 23 1:11.83   1:23.08   1:26.22 1:24.09 1:11.83 1:25.36 1:19.79
 Cubetcha 2016 Combined Final 51 DNF     DNF DNF
  5x5x5 Cube
Competition Round Place Best Average Result Details
 Elk Cubing 2018 Combined Final 45 3:13.28     3:13.28 3:40.25
  3x3x3 Blindfolded
Competition Round Place Best Average Result Details
 Please Be Quiet 2018 First round 12 DNF   DNF   DNF DNF DNF
 Heartland Champs 2018 First round 14 2:18.03   DNF   DNF 2:18.03 DNF
 Lions Cubing 2018 Final 6 DNF   DNF   DNF DNF DNF
 Dixon Winter 2017 Final 2 1:38.51   DNF   DNF 1:38.51 DNF
 ChicaGhosts 2017 First round 13 DNF   DNF   DNF DNF DNF
 Wiscube 2017 Final 5 2:11.90   DNF   DNF 2:11.90 DNF
 Bulldog Cubing 2017 Final 6 DNF   DNF   DNF DNF DNF
 China Championship 2017 First round 30 DNF   DNF   DNF DNF DNF
 Beijing Open 2017 First round 22 3:37.14   DNF   DNF 3:37.14 DNF
 Cat and Mouse 2017 Final 7 5:34.51   DNF   DNF DNF 5:34.51
 Michigan Cubing Club Beta 2017 Final 8 DNF   DNF   DNF DNF DNS
 Wisconsin Winter 2017 First round 10 DNF   DNF   DNF DNF DNS
  3x3x3 Fewest Moves
Competition Round Place Best Average Result Details
 Please Be Quiet 2018 Final 6 41   DNF   41 DNF DNF
 Heartland Champs 2018 Final 22 36   DNF   DNS 36 41
 China Championship 2017 Final 21 44   DNF   DNF DNF 44
 Beijing Open 2017 Final 6 40     40
 Michigan Cubing Club Beta 2017 Final 7 43   DNF   43 DNF DNF
 Wisconsin Winter 2017 Final 18 49   DNF   49 DNF 50
 FMC USA 2016 Final 48 47   DNF   47 DNF DNF
  3x3x3 One-Handed
Competition Round Place Best Average Result Details
 Elk Cubing 2018 Combined Final 23 22.30   27.16   22.30 25.46 1:06.37 24.45 31.58
 Heartland Champs 2018 Combined First round 31 22.48   24.16   30.19 22.71 23.14 22.48 26.62
 Lions Cubing 2018 Combined Final 15 23.09   26.68   23.09 26.50 30.17 23.36 DNF
 Dixon Winter 2017 Combined Final 48 23.96   DNF   DNF 23.96 25.30 DNF DNF
 Bulldog Cubing 2017 Final 6 20.10   21.53   21.17 21.62 20.10 23.77 21.80
Combined First round 7 18.59   25.28   23.41 42.38 18.59 29.75 22.68
 China Championship 2017 Combined First round 114 19.67   26.79   28.19 19.67 25.84 26.69 27.83
 Beijing Open 2017 Combined First round 31 23.97   27.79   26.17 28.51 32.44 23.97 28.68
 Michigan Cubing Club Beta 2017 Final 15 26.11   29.20   26.11 30.41 30.87 31.05 26.33
Combined First round 15 21.71   27.90   25.32 29.94 32.56 28.43 21.71
 Wisconsin Winter 2017 Final 11 21.37   25.02   32.36 26.40 25.05 23.62 21.37
Combined First round 13 22.92   25.66   24.24 26.74 26.00 22.92 31.99
 Cubetcha 2016 Combined First round 17 25.85   29.72   29.21 32.25 30.54 29.41 25.85
 Dixon Fall 2016 Combined First round 26 28.13   37.88   28.13 36.30 43.67 33.66 55.74
  3x3x3 With Feet
Competition Round Place Best Average Result Details
 Wiscube 2017 Combined Final 9 3:50.42     3:50.42
 Wisconsin Winter 2017 Combined Final 8 DNF     DNF
  Megaminx
Competition Round Place Best Average Result Details
 Please Be Quiet 2018 Combined Final 9 2:09.42   2:35.66   2:39.79 2:24.81 2:09.42 3:32.27 2:42.39
 Heartland Champs 2018 Combined First round 43 2:19.00     2:19.00 3:16.00
  Pyraminx
Competition Round Place Best Average Result Details
 Heartland Champs 2018 First round 33 3.27   8.18   8.66 3.92 11.95 12.54 3.27
 Bulldog Cubing 2017 Final 38 7.84   10.65   7.84 9.21 11.86 12.30 10.88
 China Championship 2017 Combined First round 162 9.07   10.26   11.94 9.86 10.66 9.07 10.27
 Beijing Open 2017 Combined First round 63 11.18   15.30   15.17 11.98 11.18 DNF 18.76
 Cat and Mouse 2017 Combined First round 23 7.82   12.24   15.05 11.67 10.00 7.82 19.50
 Michigan Cubing Club Beta 2017 First round 52 6.48   14.78   17.96 6.48 14.43 11.95 21.72
 Wiscube 2016 Combined First round 58 13.02   18.43   20.12 20.57 15.18 19.98 13.02
 Slow N Steady Spring 2016 Combined First round 165 20.56     20.56 29.10
  Skewb
Competition Round Place Best Average Result Details
 Heartland Champs 2018 First round 55 10.95   12.29   11.89 12.51 21.13 10.95 12.47
 ChicaGhosts 2017 Combined Final 37 9.44   11.14   10.09 10.88 15.62 12.46 9.44
  Square-1
Competition Round Place Best Average Result Details
 Heartland Champs 2018 Combined First round 40 37.37   52.27   41.22 37.37 1:04.52 51.08 1:13.96
  4x4x4 Blindfolded
Competition Round Place Best Average Result Details
 Beijing Open 2017 Final 9 DNF     DNF DNF DNF
  3x3x3 Multi-Blind
Competition Round Place Best Average Result Details
 Please Be Quiet 2018 Final 4 DNF     DNF
 Beijing Open 2017 Final 11 DNF     DNF
  Please Be Quiet 2018   (2018-3-24)
Please Be Quiet 2018
Event Round Place Best Average Result Details
 3x3x3 Blindfolded First round 12 DNF   DNF   DNF DNF DNF
 3x3x3 Fewest Moves Final 6 41   DNF   41 DNF DNF
 Megaminx Combined Final 9 2:09.42   2:35.66   2:39.79 2:24.81 2:09.42 3:32.27 2:42.39
 3x3x3 Multi-Blind Final 4 DNF     DNF
  Elk Cubing 2018   (2018-3-18)
Elk Cubing 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 30 11.77   14.60   11.77 11.97 15.02 16.81 17.24
First round 32 13.77   14.81   14.72 13.77 16.22 13.90 15.80
 2x2x2 Cube Combined First round 23 3.20   4.49   4.81 3.20 4.20 4.76 4.50
 4x4x4 Cube Final 20 50.67   1:00.96   1:02.35 50.67 1:06.46 1:16.46 54.06
Combined First round 19 52.19   58.28   57.25 56.00 52.19 1:01.60 1:01.82
 5x5x5 Cube Combined Final 45 3:13.28     3:13.28 3:40.25
 3x3x3 One-Handed Combined Final 23 22.30   27.16   22.30 25.46 1:06.37 24.45 31.58
  Heartland Champs 2018   (2018-3-9~11)
Heartland Champs 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 54 11.97   14.53   11.97 17.64 13.61 16.32 13.66
First round 32 11.02   12.06   11.02 11.06 12.12 13.01 18.48
 2x2x2 Cube Second round 33 4.49   4.67   4.61 4.49 4.88 4.51 7.88
First round 54 4.34   5.41   4.34 5.54 4.57 6.13 DNF
 4x4x4 Cube Combined First round 57 1:01.46   1:08.08   1:09.98 1:16.76 1:05.57 1:08.70 1:01.46
 3x3x3 Blindfolded First round 14 2:18.03   DNF   DNF 2:18.03 DNF
 3x3x3 Fewest Moves Final 22 36   DNF   DNS 36 41
 3x3x3 One-Handed Combined First round 31 22.48   24.16   30.19 22.71 23.14 22.48 26.62
 Megaminx Combined First round 43 2:19.00     2:19.00 3:16.00
 Pyraminx First round 33 3.27   8.18   8.66 3.92 11.95 12.54 3.27
 Skewb First round 55 10.95   12.29   11.89 12.51 21.13 10.95 12.47
 Square-1 Combined First round 40 37.37   52.27   41.22 37.37 1:04.52 51.08 1:13.96
  Lions Cubing 2018   (2018-1-21)
Lions Cubing 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 19 11.41   13.14   17.40 12.44 13.30 13.69 11.41
First round 21 12.52   14.03   13.59 17.11 14.46 12.52 14.04
 4x4x4 Cube Combined First round 20 57.12   1:03.05   1:00.29 1:04.50 57.12 1:06.87 1:04.36
 3x3x3 Blindfolded Final 6 DNF   DNF   DNF DNF DNF
 3x3x3 One-Handed Combined Final 15 23.09   26.68   23.09 26.50 30.17 23.36 DNF
  Dixon Winter 2017   (2017-12-2)
Dixon Winter 2017
Event Round Place Best Average Result Details
 Rubik's Cube Second round 19 11.75   14.46   13.83 24.33 13.74 11.75 15.80
First round 20 14.08   14.74   14.63 14.67 14.08 14.92 14.92
 4x4x4 Cube Combined First round 25 1:01.18   1:10.29   1:06.36 1:06.43 1:01.18 1:18.09 DNF
 3x3x3 Blindfolded Final 2 1:38.51   DNF   DNF 1:38.51 DNF
 3x3x3 One-Handed Combined Final 48 23.96   DNF   DNF 23.96 25.30 DNF DNF
  ChicaGhosts 2017   (2017-10-28)
ChicaGhosts 2017
Event Round Place Best Average Result Details
 Rubik's Cube Second round 42 12.26   15.46   16.43 DNF 15.09 14.85 12.26
First round 37 11.43   14.21   12.50 15.15 11.43 15.06 15.08
 4x4x4 Cube Combined First round 48 1:10.63   1:14.96   1:13.60 1:10.63 1:14.85 1:20.68 1:16.42
 3x3x3 Blindfolded First round 13 DNF   DNF   DNF DNF DNF
 Skewb Combined Final 37 9.44   11.14   10.09 10.88 15.62 12.46 9.44
  Wiscube 2017   (2017-9-16)
Wiscube 2017
Event Round Place Best Average Result Details
 Rubik's Cube Second round 11 12.41   14.47   13.90 12.41 DNF 14.22 15.28
First round 17 13.66   15.19   15.26 14.47 13.66 16.74 15.85
 3x3x3 Blindfolded Final 5 2:11.90   DNF   DNF 2:11.90 DNF
 3x3x3 With Feet Combined Final 9 3:50.42     3:50.42
  Bulldog Cubing 2017   (2017-9-9)
Bulldog Cubing 2017
Event Round Place Best Average Result Details
 Rubik's Cube First round 19 11.95   14.63   13.63 11.95 14.95 15.30 DNF
 2x2x2 Cube Combined First round 13 3.00   4.29   3.00 3.20 4.94 4.73 6.68
 3x3x3 Blindfolded Final 6 DNF   DNF   DNF DNF DNF
 3x3x3 One-Handed Final 6 20.10   21.53   21.17 21.62 20.10 23.77 21.80
Combined First round 7 18.59   25.28   23.41 42.38 18.59 29.75 22.68
 Pyraminx Final 38 7.84   10.65   7.84 9.21 11.86 12.30 10.88
  China Championship 2017   (2017-7-28~30)
China Championship 2017
Event Round Place Best Average Result Details
 Rubik's Cube First round 307 15.74   17.33   18.83 16.27 15.74 16.90 19.06
 2x2x2 Cube Combined First round 166 3.09   5.79   9.00 8.58 4.09 4.70 3.09
 4x4x4 Cube Combined First round 168 1:18.47     1:21.82 1:18.47
 3x3x3 Blindfolded First round 30 DNF   DNF   DNF DNF DNF
 3x3x3 Fewest Moves Final 21 44   DNF   DNF DNF 44
 3x3x3 One-Handed Combined First round 114 19.67   26.79   28.19 19.67 25.84 26.69 27.83
 Pyraminx Combined First round 162 9.07   10.26   11.94 9.86 10.66 9.07 10.27
  Beijing Open 2017   (2017-6-24~25)
Beijing Open 2017
Event Round Place Best Average Result Details
 Rubik's Cube Second round 54 13.67   15.19   15.47 14.21 15.89 16.56 13.67
First round 56 11.02   14.94   14.18 19.96 11.02 15.63 15.02
 2x2x2 Cube Combined First round 51 3.83   5.91   6.02 3.83 6.11 6.74 5.59
 3x3x3 Blindfolded First round 22 3:37.14   DNF   DNF 3:37.14 DNF
 3x3x3 Fewest Moves Final 6 40     40
 3x3x3 One-Handed Combined First round 31 23.97   27.79   26.17 28.51 32.44 23.97 28.68
 Pyraminx Combined First round 63 11.18   15.30   15.17 11.98 11.18 DNF 18.76
 4x4x4 Blindfolded Final 9 DNF     DNF DNF DNF
 3x3x3 Multi-Blind Final 11 DNF     DNF
  Cat and Mouse 2017   (2017-4-29)
Cat and Mouse 2017
Event Round Place Best Average Result Details
 Rubik's Cube First round 19 13.14   15.76   13.20 15.80 18.66 13.14 18.29
 2x2x2 Cube Combined First round 16 5.15   5.45   5.55 5.40 5.15 5.40 5.60
 4x4x4 Cube Combined Final 23 1:11.83   1:23.08   1:26.22 1:24.09 1:11.83 1:25.36 1:19.79
 3x3x3 Blindfolded Final 7 5:34.51   DNF   DNF DNF 5:34.51
 Pyraminx Combined First round 23 7.82   12.24   15.05 11.67 10.00 7.82 19.50
  Michigan Cubing Club Beta 2017   (2017-3-18~19)
Michigan Cubing Club Beta 2017
Event Round Place Best Average Result Details
 Rubik's Cube Second round 17 13.87   15.56   16.67 16.10 13.87 14.86 15.73
First round 27 14.34   17.37   14.34 15.99 20.67 19.54 16.57
 2x2x2 Cube First round 30 4.23   6.01   4.87 6.99 6.18 DNF 4.23
 3x3x3 Blindfolded Final 8 DNF   DNF   DNF DNF DNS
 3x3x3 Fewest Moves Final 7 43   DNF   43 DNF DNF
 3x3x3 One-Handed Final 15 26.11   29.20   26.11 30.41 30.87 31.05 26.33
Combined First round 15 21.71   27.90   25.32 29.94 32.56 28.43 21.71
 Pyraminx First round 52 6.48   14.78   17.96 6.48 14.43 11.95 21.72
  Wisconsin Winter 2017   (2017-2-12)
Wisconsin Winter 2017
Event Round Place Best Average Result Details
 3x3x3 Blindfolded First round 10 DNF   DNF   DNF DNF DNS
 3x3x3 Fewest Moves Final 18 49   DNF   49 DNF 50
 3x3x3 One-Handed Final 11 21.37   25.02   32.36 26.40 25.05 23.62 21.37
Combined First round 13 22.92   25.66   24.24 26.74 26.00 22.92 31.99
 3x3x3 With Feet Combined Final 8 DNF     DNF
  FMC USA 2016   (2016-11-6)
FMC USA 2016
Event Round Place Best Average Result Details
 3x3x3 Fewest Moves Final 48 47   DNF   47 DNF DNF
  Cubetcha 2016   (2016-11-5)
Cubetcha 2016
Event Round Place Best Average Result Details
 Rubik's Cube First round 39 17.87   21.66   20.44 27.27 23.70 17.87 20.83
 2x2x2 Cube First round 43 4.69   6.71   7.89 4.69 7.91 5.59 6.64
 4x4x4 Cube Combined Final 51 DNF     DNF DNF
 3x3x3 One-Handed Combined First round 17 25.85   29.72   29.21 32.25 30.54 29.41 25.85
  Dixon Fall 2016   (2016-10-8)
Dixon Fall 2016
Event Round Place Best Average Result Details
 Rubik's Cube First round 41 15.04   21.94   15.04 25.57 22.16 18.81 24.85
 2x2x2 Cube Second round 26 4.96   5.88   6.06 5.12 4.96 6.45 17.99
First round 30 5.81   5.93   5.97 7.91 5.92 5.91 5.81
 3x3x3 One-Handed Combined First round 26 28.13   37.88   28.13 36.30 43.67 33.66 55.74
  Wiscube 2016   (2016-9-3)
Wiscube 2016
Event Round Place Best Average Result Details
 Rubik's Cube First round 34 19.50   20.26   20.07 19.91 39.33 19.50 20.81
 Pyraminx Combined First round 58 13.02   18.43   20.12 20.57 15.18 19.98 13.02
  Slow N Steady Spring 2016   (2016-6-18~19)
Slow N Steady Spring 2016
Event Round Place Best Average Result Details
 Rubik's Cube First round 177 25.60   27.92   28.36 29.65 25.60 27.28 28.13
 2x2x2 Cube Combined First round 109 3.02   6.83   6.47 3.02 7.00 7.01 14.18
 Pyraminx Combined First round 165 20.56     20.56 29.10
  Minnesota Cube Melt 2016   (2016-5-21)
Minnesota Cube Melt 2016
Event Round Place Best Average Result Details
 Rubik's Cube First round 63 27.52   30.76   28.60 27.52 29.74 DNF 33.93
 2x2x2 Cube First round 67 7.15   14.14   14.86 9.94 DNF 7.15 17.61
  Clock N' Other Stuff 2016   (2016-4-30)
Clock N' Other Stuff 2016
Event Round Place Best Average Result Details
 Rubik's Cube First round 57 34.67   37.58   35.25 35.49 34.67 45.38 42.01