David Chong Kai Xiang (张凯祥)

Region WCA ID Gender Competitions Completed Solves
Malaysia 2017XIAN12 Male 25 967

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 229 4473 12640 9.29 11.37 12794 4687 238
2x2x2 Cube 280 5199 19715 2.86 3.71 8666 2293 117
4x4x4 Cube 104 1833 5245 36.44 47.05 8812 3141 167
5x5x5 Cube 204 3553 10962 1:36.32 1:53.88 12647 4069 253
6x6x6 Cube 152 2621 9416 3:58.62 4:04.51 8348 2363 134
7x7x7 Cube 136 2297 7975 6:03.78 7:12.03 7518 2195 130
3x3x3 Blindfolded 19 508 1525 1:08.67 1:22.09 958 289 14
3x3x3 Fewest Moves 47 983 3877 37 41.00 2621 671 36
3x3x3 One-Handed 165 3191 8645 17.65 22.13 8947 3425 179
Clock 31 630 2744 7.15 9.25 3242 711 36
Megaminx 213 3071 11470 1:48.43 2:02.24 11262 3008 216
Pyraminx 73 1330 5026 3.32 5.07 4042 1193 56
Skewb 60 1033 4096 3.37 5.54 3767 1007 58
Square-1 148 2007 8847 25.92 28.32 6287 1464 102
4x4x4 Blindfolded 21 356 1351 13:47.00 - - -
3x3x3 Multi-Blind 26 565 2200 2/2 5:07 - - -

Medal Collection

Gold Silver Bronze
1 1 3
Competition Round Place Single Average Solves
3x3x3 Cube
XMUM Cube Open 2025 Second round 62 12.00 13.55 14.5516.5312.0012.6213.48
First round 65 9.89 12.70 12.3413.459.8913.7712.30
Sleepless in Selangor 2025 First round 20 12.09 12.38 13.6912.0912.4212.1212.59
Penang Cube Masters 2024 Second round 60 11.61 14.12 15.2416.9611.6114.1912.92
First round 55 11.19 12.29 14.0511.5811.1912.9012.40
UTP Cube Open 2024 Second round 28 11.06 12.98 11.0612.7811.3914.7615.94
First round 26 10.94 12.56 14.5013.1713.2310.9411.27
Kuala Lumpur Cubing Challenge 2024 Second round 23 9.34 11.86 11.4511.1413.1512.989.34
First round 20 11.65 12.35 11.9711.6512.6213.0412.45
UoSM Cube Open 2024 First round 50 11.07 12.68 12.8913.4213.7011.7411.07
Malaysia Cube Championship 2023 Second round 48 10.81 11.37 11.2110.8111.7911.1212.40
First round 84 10.16 13.60 12.8517.7812.0015.9510.16
Beaconhouse Malaysia Cube Open 2023 Second round 29 9.29 12.21 9.2912.7713.3616.5210.51
First round 30 10.89 11.98 11.2412.9411.7610.8914.50
IUKL SOR 2023 Second round 55 13.71 16.12 16.1817.2614.9213.7132.06
First round 46 10.70 13.81 13.6117.5710.7013.3514.46
XMUM Cube Open 2023 Second round 34 11.07 12.42 13.6112.6113.4911.0711.17
First round 40 11.06 12.92 11.0612.7014.34DNF11.73
Selangor Ace Cube 2023 Second round 55 12.89 14.43 15.2914.2012.8916.3313.80
First round 49 10.78 13.22 DNF10.7813.6113.5412.51
Yong Jun KL Speedcubing 2023 Second round 88 11.69 13.26 17.4113.9513.4611.6912.38
First round 101 13.32 13.86 13.8913.7713.9214.9213.32
YJ Malaysia Cube Open 2022 First round 118 13.16 14.48 14.7514.9115.7313.7713.16
Selangor Cube Open 2019 Semi Final 52 12.73 13.90 13.0415.8112.7313.0815.58
Second round 51 12.65 13.04 13.1912.6512.7513.1714.17
First round 55 11.81 13.75 14.3211.8121.3612.1214.81
Malaysia Cube Championship 2019 Second round 90 13.12 14.70 13.1214.3715.2421.7814.50
First round 112 13.63 15.10 14.5513.6316.7117.5114.05
Beaconhouse Malaysia Cube Open 2019 Second round 33 12.50 14.63 14.0614.2219.9012.5015.61
First round 32 13.35 14.35 16.3515.0413.3613.3514.64
Malaysia 10th Anniversary Cube Open 2019 Second round 78 13.43 14.01 13.4314.6718.3713.5113.84
First round 68 12.17 13.27 12.3914.1012.1714.0013.42
Putra Speedcubing Challenge 2019 Second round 60 13.72 14.79 13.7214.6017.1915.2714.49
First round 59 12.22 14.05 12.2216.9815.9213.7012.52
STEM Cube Open Kuala Lumpur 2019 Second round 34 12.26 13.68 14.3012.2614.5512.5614.17
First round 32 12.20 13.58 14.0212.2013.7612.9714.23
Malaysia Cube Championship 2018 Second round 55 12.48 13.99 16.3312.4812.8212.8218.46
First round 67 12.60 14.70 19.4012.6014.0914.1415.87
Unikl MFI Open 2018 Second round 58 14.09 15.47 14.3314.0916.9215.1620.60
First round 65 13.69 16.55 18.1914.1513.6918.4417.32
Malaysia Cube Open 2017 First round 82 12.59 15.45 13.10DNF14.9312.5918.33
MYCA Cube Day 2017 First round 66 15.01 17.23 20.8115.0117.3415.4018.94
2x2x2 Cube
XMUM Cube Open 2025 Second round 56 3.69 5.57 12.726.475.614.623.69
First round 38 3.40 4.32 4.674.463.994.523.40
Penang Cube Masters 2024 First round 50 3.02 5.07 3.025.125.175.314.93
UTP Cube Open 2024 Final 15 3.57 4.81 5.324.944.163.575.43
First round 15 3.95 4.56 4.694.694.344.643.95
Kuala Lumpur Cubing Challenge 2024 First round 33 2.86 5.47 6.865.658.012.863.89
UoSM Cube Open 2024 First round 47 3.63 4.67 6.326.293.773.943.63
Malaysia Cube Championship 2023 Second round 59 3.66 4.70 3.664.807.415.064.25
First round 47 3.08 4.40 4.654.973.573.086.89
Beaconhouse Malaysia Cube Open 2023 First round 25 3.89 4.36 4.443.894.244.774.39
IUKL SOR 2023 Second round 23 2.91 4.19 4.642.928.882.915.01
First round 15 3.02 3.71 5.223.893.873.383.02
XMUM Cube Open 2023 First round 16 3.86 4.20 5.374.503.863.864.23
Selangor Ace Cube 2023 First round 27 3.76 4.13 6.113.763.934.274.19
Yong Jun KL Speedcubing 2023 Second round 81 4.62 5.67 DNF4.625.784.926.32
First round 83 4.12 5.16 5.854.274.127.515.37
YJ Malaysia Cube Open 2022 First round 22 3.30 3.95 10.893.354.423.304.07
Putra Speedcubing Challenge 2019 First round 68 3.79 5.83 8.403.7911.365.173.91
STEM Cube Open Kuala Lumpur 2019 Second round 32 4.67 5.25 4.674.976.075.525.27
First round 46 4.30 5.65 7.255.675.016.274.30
Malaysia Cube Championship 2018 Second round 23 3.57 4.65 3.574.385.004.585.13
First round 34 4.39 4.73 4.395.105.044.424.74
Unikl MFI Open 2018 First round 35 4.27 5.18 5.504.274.995.225.33
Malaysian Cube Championship 2017 First round 43 4.44 5.13 4.756.675.744.444.91
Malaysia Cube Open 2017 First round 37 4.21 4.84 4.615.436.354.214.48
MYCA Cube Day 2017 Final 44 4.56 5.96 4.5813.768.344.564.95
4x4x4 Cube
XMUM Cube Open 2025 First round 60 36.44 53.91 56.1246.9258.7036.441:17.14
Penang Cube Masters 2024 Final 46 48.59 52.00 52.3258.9953.2850.4148.59
UTP Cube Open 2024 First round 25 43.25 53.68 54.6743.2559.5146.851:04.13
Kuala Lumpur Cubing Challenge 2024 Final 22 42.48 48.44 48.2244.011:02.7953.0942.48
UoSM Cube Open 2024 First round 39 46.54 1:00.49 46.541:18.5456.2059.561:05.71
Malaysia Cube Championship 2023 First round 42 45.30 47.05 45.6445.7345.3049.7952.46
IUKL SOR 2023 First round 36 51.93 59.45 1:01.551:10.7557.5259.2951.93
XMUM Cube Open 2023 First round 36 49.52 53.38 49.5257.6652.5449.951:01.25
Selangor Ace Cube 2023 First round 43 42.32 52.18 56.6942.3252.7947.061:00.97
Yong Jun KL Speedcubing 2023 First round 73 56.38 1:00.54 1:06.1559.851:02.1859.6056.38
Putra Speedcubing Challenge 2019 First round 40 45.41 54.33 59.1845.4153.4655.6953.85
STEM Cube Open Kuala Lumpur 2019 First round 35 50.08 58.60 1:03.8556.691:06.4455.2550.08
Malaysia Cube Championship 2018 First round 73 50.98 1:08.06 1:22.731:02.871:41.6658.5850.98
Unikl MFI Open 2018 First round 39 52.87 59.00 59.8852.8753.781:06.111:03.34
Malaysian Cube Championship 2017 First round 55 56.84 1:04.79 1:02.761:05.5356.841:10.781:06.08
5x5x5 Cube
XMUM Cube Open 2025 First round 56 1:44.17 2:01.53 1:53.212:22.211:53.481:44.172:17.89
Sleepless in Selangor 2025 Final 21 1:36.32 1:54.17 1:36.321:52.332:08.071:59.541:50.65
Penang Cube Masters 2024 Final 48 1:58.76 2:06.43 2:09.481:58.762:05.062:09.572:04.74
UTP Cube Open 2024 First round 27 2:07.45 2:11.282:07.45
Kuala Lumpur Cubing Challenge 2024 Final 22 1:48.31 1:53.88 1:58.331:51.262:10.971:52.051:48.31
UoSM Cube Open 2024 Final 35 2:04.83 2:08.822:04.83
IUKL SOR 2023 Final 35 1:51.59 2:07.41 2:26.581:51.59DNF2:02.281:53.36
Selangor Ace Cube 2023 First round 49 2:06.58 2:08.98 2:07.382:06.582:11.612:32.192:07.96
Selangor Cube Open 2019 First round 43 2:13.83 2:33.30 2:41.792:30.352:40.702:28.842:13.83
6x6x6 Cube
XMUM Cube Open 2025 First round 40 4:20.04 4:20.04
Sleepless in Selangor 2025 Final 17 DNF DNF
Penang Cube Masters 2024 Final 34 DNF DNF
UTP Cube Open 2024 First round 21 4:32.60 4:32.60
UoSM Cube Open 2024 Final 30 3:58.62 4:04.51 3:58.624:12.634:02.28
Selangor Cube Open 2019 First round 25 4:22.43 5:26.84 5:42.026:16.084:22.43
7x7x7 Cube
XMUM Cube Open 2025 First round 38 DNF DNF
Sleepless in Selangor 2025 Final 13 6:03.78 6:03.78
Penang Cube Masters 2024 Final 29 6:43.60 6:43.60
UTP Cube Open 2024 First round 19 6:48.63 6:48.63
UoSM Cube Open 2024 Final 26 6:14.63 6:14.63
Selangor Cube Open 2019 First round 22 6:53.18 7:12.03 6:53.187:44.866:58.04
3x3x3 Blindfolded
XMUM Cube Open 2025 Final 7 1:26.52 DNF DNFDNF1:26.52
First round 5 1:08.67 1:22.09 1:25.351:32.251:08.67
Sleepless in Selangor 2025 Final 1 1:15.53 DNF 1:20.321:15.53DNF
Please Be Quiet Kuala Lumpur 2024 Final 3 1:27.96 DNF DNF1:27.96DNF
UTP Cube Open 2024 Final 4 1:15.47 DNF 1:30.08DNF1:15.47
First round 5 1:33.44 1:36.90 1:33.441:42.301:34.97
UoSM Cube Open 2024 Final 22 DNF DNF DNFDNFDNF
Malaysia Cube Championship 2023 First round 13 1:34.33 DNF 1:37.88DNF1:34.33
XMUM Cube Open 2023 Final 3 1:49.93 DNF 1:49.93DNFDNF
Yong Jun KL Speedcubing 2023 First round 18 3:28.48 DNF 3:28.48DNFDNF
Selangor Cube Open 2019 Final 9 1:42.80 DNF DNF1:42.801:53.64
Second round 9 1:38.32 DNF 1:43.081:38.32DNF
First round 11 1:33.04 DNF 1:33.04DNFDNF
Malaysia Cube Championship 2019 Final 9 1:42.63 DNF 1:44.61DNF1:42.63
First round 10 1:56.94 DNF 1:56.94DNF2:14.14
Malaysia 10th Anniversary Cube Open 2019 Final 8 1:45.82 2:10.06 2:41.821:45.822:02.54
Malaysia Cube Championship 2018 Final 8 2:25.30 DNF 3:47.09DNF2:25.30
First round 8 1:46.90 DNF DNF1:46.90DNF
Unikl MFI Open 2018 Final 3 1:50.64 DNF 1:50.64DNF2:37.33
First round 7 1:53.54 DNF DNF1:53.54DNF
Malaysian Cube Championship 2017 Final 8 1:53.48 DNF 1:55.31DNF1:53.48
Malaysia Cube Open 2017 First round 12 DNF DNF DNFDNFDNF
MYCA Cube Day 2017 Final 7 DNF DNF DNFDNFDNF
3x3x3 Fewest Moves
Malaysia Cube Championship 2023 Final 11 40 40
YJ Malaysia Cube Open 2022 Final 11 37 41.00 483837
Malaysia 10th Anniversary Cube Open 2019 Final 15 45 47.33 474550
3x3x3 One-Handed
XMUM Cube Open 2025 First round 53 17.91 26.60 20.5522.8117.9136.4336.70
Penang Cube Masters 2024 Final 38 18.33 23.34 26.6523.4022.1618.3324.46
UTP Cube Open 2024 Final 14 20.65 22.81 23.0720.6522.4524.5022.92
First round 16 17.65 22.81 23.5117.6520.4324.5025.02
UoSM Cube Open 2024 First round 34 18.73 22.58 27.8518.7327.3021.3619.09
Malaysia Cube Championship 2023 First round 51 20.74 25.19 26.9627.7627.2521.3620.74
Beaconhouse Malaysia Cube Open 2023 First round 22 19.36 22.13 28.7619.3621.8121.5923.00
IUKL SOR 2023 First round 22 19.53 23.40 19.9227.3325.3424.9519.53
XMUM Cube Open 2023 First round 21 18.60 22.86 25.7423.9919.7424.8518.60
Selangor Ace Cube 2023 First round 38 19.76 23.31 22.6724.9022.3525.7319.76
Yong Jun KL Speedcubing 2023 First round 41 18.57 24.39 25.7422.2418.5731.7225.20
Malaysia 10th Anniversary Cube Open 2019 First round 68 25.76 30.59 26.8625.7634.1530.7744.21
Putra Speedcubing Challenge 2019 First round 46 26.94 29.50 26.9428.3229.1232.9031.05
STEM Cube Open Kuala Lumpur 2019 First round 25 21.12 25.65 28.6121.1226.9125.8224.23
Malaysia Cube Championship 2018 First round 47 26.44 28.99 28.1231.2426.4427.6231.64
Unikl MFI Open 2018 First round 35 28.44 31.22 28.4430.7434.0428.8738.39
Clock
XMUM Cube Open 2025 First round 20 7.66 9.25 9.408.7410.209.627.66
Sleepless in Selangor 2025 First round 12 7.15 9.92 7.1510.4710.5511.578.73
Penang Cube Masters 2024 Final 12 9.09 9.60 11.099.309.659.099.84
UTP Cube Open 2024 Final 6 8.95 DNF 9.519.418.95DNFDNF
First round 5 7.59 9.92 DNF8.8710.707.5910.18
UoSM Cube Open 2024 First round 25 8.89 11.67 12.0011.1912.468.8911.81
Malaysia Cube Championship 2023 First round 56 10.37 DNF DNF11.44DNF10.3720.62
Yong Jun KL Speedcubing 2023 First round 16 9.48 10.33 9.8010.7311.5610.479.48
Malaysia Cube Championship 2019 First round 18 11.73 12.81 11.7312.8513.1915.5612.40
Beaconhouse Malaysia Cube Open 2019 Final 8 10.63 14.13 13.6310.6317.9016.0712.70
Malaysia 10th Anniversary Cube Open 2019 First round 34 DNF DNFDNF
Putra Speedcubing Challenge 2019 First round 14 14.15 15.42 15.8017.3116.2214.2414.15
Malaysia Cube Championship 2018 First round 24 11.90 DNF 11.9014.8417.07DNFDNF
Malaysia Cube Open 2017 First round 30 DNF DNFDNF
MYCA Cube Day 2017 Final 11 15.59 17.80 16.4018.6218.3815.59DNF
Megaminx
XMUM Cube Open 2025 First round 45 2:00.08 2:00.082:37.60
Sleepless in Selangor 2025 Final 22 1:53.91 2:17.68 1:53.912:17.182:11.322:24.552:37.69
Penang Cube Masters 2024 Final 42 2:19.34 2:28.542:19.34
UTP Cube Open 2024 First round 23 1:59.11 2:17.61 1:59.112:34.372:45.972:04.362:14.10
Kuala Lumpur Cubing Challenge 2024 Final 23 1:48.43 2:02.24 1:48.432:03.712:12.282:08.681:54.33
UoSM Cube Open 2024 Final 36 2:01.85 2:13.15 2:15.772:11.912:21.642:01.852:11.76
IUKL SOR 2023 First round 28 2:08.82 2:08.82DNF
Selangor Ace Cube 2023 First round 34 2:17.43 3:04.432:17.43
Beaconhouse Malaysia Cube Open 2019 Final 14 1:53.66 2:03.34 2:18.971:56.611:53.662:04.862:08.56
Pyraminx
XMUM Cube Open 2025 First round 49 6.09 8.75 9.596.099.518.907.83
Sleepless in Selangor 2025 First round 12 5.80 7.27 7.2010.507.485.807.12
Penang Cube Masters 2024 First round 14 4.47 5.15 4.476.054.785.445.24
UTP Cube Open 2024 First round 39 6.51 DNF 6.51DNFDNFDNSDNS
Kuala Lumpur Cubing Challenge 2024 Final 9 4.89 6.56 4.896.637.515.548.89
First round 10 4.98 6.53 8.235.785.578.504.98
UoSM Cube Open 2024 First round 21 4.92 6.12 4.926.576.546.725.25
Malaysia Cube Championship 2023 First round 28 5.78 6.98 8.205.7816.166.466.29
Beaconhouse Malaysia Cube Open 2023 Final 11 4.75 5.80 5.464.756.235.728.81
First round 12 4.15 6.02 7.746.414.155.126.54
IUKL SOR 2023 Final 11 4.32 5.87 4.326.098.466.215.31
First round 11 4.76 5.43 5.035.648.724.765.62
XMUM Cube Open 2023 First round 14 3.45 6.49 6.063.456.696.717.78
Yong Jun KL Speedcubing 2023 First round 31 4.05 6.26 DNF5.474.054.538.79
YJ Malaysia Cube Open 2022 First round 14 4.78 5.07 5.134.987.295.104.78
Selangor Cube Open 2019 First round 15 3.32 6.52 7.257.655.793.326.53
Malaysia Cube Championship 2019 First round 13 4.85 5.46 5.176.094.855.117.01
Beaconhouse Malaysia Cube Open 2019 Final 4 3.95 5.74 5.625.738.035.873.95
Malaysia 10th Anniversary Cube Open 2019 Final 21 4.66 6.77 9.766.224.666.657.44
Putra Speedcubing Challenge 2019 Final 10 5.45 6.68 6.236.528.617.305.45
First round 10 4.10 6.26 4.105.286.578.216.92
STEM Cube Open Kuala Lumpur 2019 Final 6 4.26 6.01 6.155.957.524.265.92
First round 5 4.26 6.23 7.186.426.006.264.26
Malaysia Cube Championship 2018 First round 14 6.12 7.31 6.8810.946.788.266.12
Unikl MFI Open 2018 First round 11 5.82 6.77 7.369.307.035.825.92
Malaysian Cube Championship 2017 First round 21 5.99 7.11 6.906.827.605.998.41
Malaysia Cube Open 2017 First round 28 5.44 8.57 10.697.767.3010.645.44
MYCA Cube Day 2017 Final 8 6.51 7.09 7.726.516.657.776.90
Skewb
XMUM Cube Open 2025 First round 27 5.61 6.84 8.1234.255.655.616.74
Sleepless in Selangor 2025 First round 17 5.26 8.95 14.605.4816.835.266.77
Penang Cube Masters 2024 First round 14 4.78 5.60 4.785.245.417.056.16
UTP Cube Open 2024 Final 8 5.05 6.21 6.377.305.055.876.39
First round 8 5.19 6.03 5.785.195.616.698.49
UoSM Cube Open 2024 First round 17 5.71 5.88 5.715.845.865.947.31
Malaysia Cube Championship 2023 First round 42 7.01 8.71 8.22DNF7.019.568.35
Beaconhouse Malaysia Cube Open 2023 Final 11 4.15 6.19 5.574.157.095.90DNF
First round 10 4.32 5.58 5.304.325.635.807.36
IUKL SOR 2023 First round 16 5.28 6.52 8.596.405.287.605.57
XMUM Cube Open 2023 Final 10 4.90 6.40 7.295.024.906.909.15
First round 6 4.97 5.89 5.988.814.976.025.68
Selangor Ace Cube 2023 First round 18 5.00 7.07 7.425.849.675.007.95
Yong Jun KL Speedcubing 2023 First round 22 3.88 6.59 6.218.596.673.886.89
YJ Malaysia Cube Open 2022 First round 21 3.73 5.54 4.743.734.727.827.17
Malaysia Cube Championship 2019 First round 21 3.37 6.48 7.256.986.016.443.37
Beaconhouse Malaysia Cube Open 2019 Final 9 4.50 6.56 8.284.5023.075.895.52
Putra Speedcubing Challenge 2019 Final 10 4.54 6.51 4.546.825.916.797.84
First round 11 5.44 6.38 6.305.446.048.306.80
STEM Cube Open Kuala Lumpur 2019 First round 14 3.62 6.50 6.283.625.697.5414.90
Malaysia Cube Championship 2018 First round 15 5.23 6.18 5.2310.816.895.685.96
Unikl MFI Open 2018 First round 13 6.16 6.74 7.026.296.916.16DNF
Malaysian Cube Championship 2017 First round 22 5.59 6.63 5.598.756.186.277.43
Malaysia Cube Open 2017 First round 33 6.65 8.43 6.658.839.288.897.58
MYCA Cube Day 2017 Final 22 6.04 8.34 10.047.8811.107.096.04
Square-1
XMUM Cube Open 2025 First round 39 29.59 41.93 2:13.4534.9045.7829.5945.11
Penang Cube Masters 2024 Final 17 29.21 35.53 29.2144.6230.6131.3748.32
UTP Cube Open 2024 First round 10 25.92 37.16 25.9244.0833.2535.7342.51
UoSM Cube Open 2024 Final 22 27.69 28.32 27.8627.6928.7636.1628.35
Malaysia Cube Championship 2023 First round 20 28.43 35.96 37.4228.4336.79DNF33.68
YJ Malaysia Cube Open 2022 First round 55 37.18 49.53 37.181:14.9152.8743.4352.29
4x4x4 Blindfolded
Please Be Quiet Kuala Lumpur 2024 Final 2 13:47.00 DNF DNF15:21.0013:47.00
5x5x5 Blindfolded
Please Be Quiet Kuala Lumpur 2024 Final 1 DNF DNF DNFDNFDNF
3x3x3 Multi-Blind
Please Be Quiet Kuala Lumpur 2024 Final 5 4/6 42:04 4/6 42:04
Malaysia Cube Championship 2023 Final 8 2/2 5:07 2/2 5:07
Selangor Cube Open 2019 Final 14 3/5 25:04 3/5 25:04DNF

National Championship Podiums

Event Place Single Average Solves
Malaysia Cube Championship 2023
3x3x3 Multi-Blind 3 2/2 5:07 2/2 5:07
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