Alvin Cheng Hiu Yeung (鄭曉洋)

Region WCA ID Gender Competitions Completed Solves
Hong Kong, China 2019YEUN01 Male 21 484

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 120 4550 12657 9.05 10.43 9395 3478 98
2x2x2 Cube 134 5149 19330 2.74 3.83 10949 3070 98
4x4x4 Cube 42 1551 4451 34.27 39.90 4546 1615 48
5x5x5 Cube 21 750 2200 1:01.62 1:11.34 2649 915 26
6x6x6 Cube 23 545 1594 2:00.20 2:06.84 1469 512 21
7x7x7 Cube 19 469 1287 3:02.01 3:18.02 1451 514 19
3x3x3 Blindfolded 2 58 202 22.14 25.54 149 40 2
3x3x3 Fewest Moves 1 17 77 20 22.00 47 11 1
3x3x3 One-Handed 67 3220 8733 17.17 20.22 7260 2744 51
Clock 11 270 1169 4.92 5.62 881 193 9
Megaminx 9 197 761 43.40 50.81 901 241 9
Pyraminx 19 793 3081 2.68 4.25 2637 752 17
Skewb 18 773 3222 3.00 5.57 4240 1147 24
Square-1 10 119 562 7.62 10.84 597 136 9
4x4x4 Blindfolded 1 6 23 1:42.06 1:59.50 16 4 1
5x5x5 Blindfolded 1 5 23 4:15.42
3x3x3 Multi-Blind 2 92 412 16/19 53:30

Medal Collection

Gold Silver Bronze
16 9 4

Record Collection

WR CR NR
12
Competition Round Place Single Average Solves
3x3x3 Cube
Kawartha Fall 2025 Second round 17 9.05 10.44 9.0510.1912.819.1611.98
First round 24 10.37 12.34 12.3812.4910.3712.1513.57
Washtenaw Slow Fall 2025 Final 17 10.95 11.20 11.4011.6210.9511.0711.13
Second round 15 9.46 10.80 9.7712.3210.849.4611.79
First round 12 9.21 10.43 10.6010.5111.8410.179.21
Rubik's WCA World Championship 2025 First round 1122 10.49 12.02 13.4311.8512.3010.4911.91
Greater Toronto 2025 Second round 28 9.64 11.46 12.1813.349.6410.3611.83
First round 24 9.71 11.33 9.7112.6611.8910.8411.27
Cube Camp in Nakhon Nayok 2024 First round 16 10.68 11.82 11.0020.6512.5010.6811.96
2x2x2 Cube
Rubik's WCA World Championship 2025 First round 787 3.22 3.99 3.224.173.943.875.40
Greater Toronto 2025 Second round 22 2.74 3.86 3.473.984.122.744.80
First round 14 2.86 3.83 3.065.184.662.863.76
Cube Camp in Nakhon Nayok 2024 First round 21 4.20 4.90 4.365.945.265.084.20
4x4x4 Cube
Kawartha Fall 2025 Final 9 38.96 41.56 38.9640.2154.9340.6643.80
Washtenaw Slow Fall 2025 Final 15 35.64 44.23 46.0946.6942.9443.6635.64
Rubik's WCA World Championship 2025 First round 956 46.83 50.4946.83
Gros Jouets à Montréal 2025 Final 7 37.32 39.90 39.0841.1049.2237.3239.53
Second round 7 34.27 40.25 41.4041.7137.6434.271:00.79
First round 7 37.05 40.60 39.7148.8839.7842.3137.05
Cube Camp in Nakhon Nayok 2024 First round 11 38.56 41.45 38.5651.0242.5738.7543.04
5x5x5 Cube
Washtenaw Slow Fall 2025 First round 14 1:07.88 1:15.27 1:13.081:16.081:16.641:20.741:07.88
Gros Jouets à Montréal 2025 Final 5 1:09.76 1:11.34 1:11.291:12.671:14.541:10.071:09.76
Second round 7 1:01.62 1:14.44 1:16.861:11.051:24.081:01.621:15.42
First round 5 1:05.20 1:11.82 1:05.201:06.611:19.941:13.491:15.37
Cube Camp in Nakhon Nayok 2024 First round 10 1:13.09 1:15.67 1:16.921:16.741:19.491:13.361:13.09
Hong Kong Big Cube Day 2023 First round 31 1:15.40 1:23.11 1:36.061:15.401:21.351:25.881:22.11
6x6x6 Cube
Washtenaw Slow Fall 2025 Final 13 2:05.85 2:19.79 2:44.452:05.852:09.08
Gros Jouets à Montréal 2025 Final 5 2:15.63 2:18.80 2:15.712:15.632:25.07
Second round 4 2:01.36 2:06.84 2:01.362:15.912:03.26
First round 5 2:00.20 2:07.18 2:08.672:00.202:12.67
Newmarket Side Events 2024 Final 5 2:11.39 2:21.36 2:27.982:11.392:24.70
Cube Camp in Nakhon Nayok 2024 First round 10 2:13.03 2:19.54 2:13.032:27.012:18.59
Hong Kong Big Cube Day 2023 First round 22 2:14.12 2:26.91 2:35.122:31.492:14.12
7x7x7 Cube
Pickering Favourites Fall 2025 Final 3 3:07.99 3:25.32 3:37.033:30.953:07.99
Washtenaw Slow Fall 2025 Final 12 3:22.38 3:40.56 4:03.963:35.353:22.38
Gros Jouets à Montréal 2025 Final 6 3:06.84 3:18.02 3:23.753:06.843:23.46
Second round 5 3:10.02 3:22.89 3:35.753:10.023:22.91
First round 6 3:21.29 3:23.93 3:22.303:21.293:28.20
Newmarket Side Events 2024 Final 6 3:27.85 3:33.33 3:27.853:43.323:28.83
Cube Camp in Nakhon Nayok 2024 First round 9 3:02.01 3:22.80 3:44.593:21.813:02.01
Hong Kong Big Cube Day 2023 First round 26 3:31.99 4:02.52 3:52.683:31.994:42.89
3x3x3 Blindfolded
Please Be Quiet Waterloo 2025 Final 2 22.14 DNF DNF32.4422.14
First round 2 50.68 DNF DNFDNF50.68
Rubik's WCA World Championship 2025 Second round 36 24.55 25.54 26.8024.5525.26
First round 40 26.01 DNF 26.01DNFDNF
Toronto Blindfolded 2025 Final 1 28.24 DNF 28.24DNFDNF
First round 2 27.53 30.83 28.8836.0827.53
Mississauga Blindfolded 2024 Final 3 30.73 DNF 31.46DNF30.73
First round 3 37.08 DNF 37.0843.61DNF
Newmarket Side Events 2024 Final 2 32.12 DNF 32.12DNFDNF
First round 2 23.03 DNF 23.03DNFDNF
Hong Kong Blind Legends 2024 Final 2 26.05 DNF 26.0528.75DNF
Second round 2 28.02 32.82 29.5328.0240.91
First round 1 22.18 DNF 22.18DNFDNF
Cube Camp in Nakhon Nayok 2024 Final 2 25.86 28.94 33.2027.7525.86
First round 3 29.59 DNF 50.0129.59DNF
Rubik's WCA World Championship 2023 Second round 27 25.91 DNF 27.6325.91DNF
First round 50 35.58 DNF 37.50DNF35.58
Hong Kong Cube Day 2023 Final 1 29.50 DNF 29.50DNFDNF
Big 'n Blind Guangzhou 2019 First round 16 57.33 DNF 57.33DNFDNF
Shenzhen Cubing 10th Anniversary 2019 Final 10 1:18.22 DNF 1:18.22DNF1:23.98
Second round 11 1:38.76 DNF DNF1:38.76DNF
First round 9 1:31.22 DNF DNF1:31.22DNF
3x3x3 Fewest Moves
Please Be Quiet Waterloo 2025 Final 2 23 24.67 242327
Rubik's WCA World Championship 2025 Final 9 21 23.00 232125
Hong Kong FMC Championship 2024 Final 6 24 25.00 262524
First round 2 20 NR 22.00 NR 212025
FMC Canada 2024 Final 1 24 24.67 NR 262424
Cube Camp in Nakhon Nayok 2024 Final 1 24 27.00 NR 243027
Rubik's WCA World Championship 2023 Final 14 27 28.00 272928
Hong Kong FMC 2023 Final 1 30 34.00 304032
3x3x3 One-Handed
Washtenaw Slow Fall 2025 First round 16 18.41 20.22 19.5219.6721.4627.3118.41
Rubik's WCA World Championship 2025 First round 654 17.17 20.44 17.1720.4720.6020.2420.83
Cube Camp in Nakhon Nayok 2024 First round 23 26.30 28.40 27.7026.3027.0330.4734.36
Clock
Kawartha Fall 2025 Final 6 5.61 7.05 6.465.616.28DNF8.40
Pickering Favourites Fall 2025 Final 16 6.02 DNF DNF6.68DNF7.466.02
Rubik's WCA World Championship 2025 First round 346 6.12 8.07 6.36DNF7.7010.146.12
Newmarket Side Events 2024 Final 4 5.10 5.92 5.106.327.125.655.80
Second round 5 5.60 6.49 5.607.076.0010.766.40
First round 4 5.05 7.09 5.415.05DNF9.885.98
Cube Camp in Nakhon Nayok 2024 Final 5 4.92 6.85 DNF4.928.965.925.68
First round 4 4.96 5.62 5.725.9116.195.224.96
Rubik's WCA World Championship 2023 First round 50 6.20 7.26 7.747.249.896.206.80
Hong Kong Cube Day 2023 Final 5 7.60 7.75 7.719.017.897.607.66
Megaminx
Pickering Favourites Fall 2025 Final 3 43.40 50.81 1:07.9248.1754.7549.5043.40
Washtenaw Slow Fall 2025 Final 6 48.80 55.19 55.9558.2351.3958.3848.80
First round 6 49.40 53.58 57.7352.2350.7849.4059.34
Rubik's WCA World Championship 2025 First round 312 59.53 1:00.59 1:01.5559.7759.531:00.451:03.13
Newmarket Side Events 2024 First round 9 57.19 1:02.89 1:03.8257.191:05.2059.641:09.91
Cube Camp in Nakhon Nayok 2024 First round 9 1:03.31 1:06.72 1:06.411:09.421:03.311:07.531:06.21
Hong Kong Big Cube Day 2023 First round 14 1:02.01 1:09.67 1:11.531:02.011:12.681:12.751:04.79
Pyraminx
Kawartha Fall 2025 Final 7 2.68 4.80 4.602.685.695.094.72
First round 5 3.09 4.43 3.094.333.905.185.07
Rubik's WCA World Championship 2025 First round 342 3.03 4.80 5.814.963.033.648.31
Greater Toronto 2025 Final 8 3.37 4.33 4.293.374.384.334.61
First round 15 3.39 5.22 5.783.396.574.645.25
Cube Camp in Nakhon Nayok 2024 Final 4 3.79 4.50 4.244.498.564.773.79
First round 5 3.54 4.28 4.604.913.543.604.63
Rubik's WCA World Championship 2023 First round 108 3.84 4.25 4.014.563.844.194.75
Hong Kong Cube Day 2023 Final 14 4.27 5.32 4.604.276.655.575.80
Shenzhen Cubing 10th Anniversary 2019 Second round 34 6.40 7.28 6.407.2410.026.657.96
First round 29 4.16 6.39 6.804.165.556.816.85
Hong Kong Cube Day 2019 Final 28 7.09 8.87 11.157.098.199.918.52
Skewb
Rubik's WCA World Championship 2025 First round 415 3.71 5.89 5.863.717.095.666.16
Cube Camp in Nakhon Nayok 2024 First round 9 3.00 5.92 8.084.6412.895.043.00
Rubik's WCA World Championship 2023 First round 124 3.17 5.57 5.983.178.675.415.33
Hong Kong Cube Day 2023 Final 13 3.97 6.22 8.727.143.976.125.39
Square-1
Kawartha Fall 2025 Final 2 8.53 13.02 14.6512.3613.408.5313.31
Pickering Favourites Fall 2025 Final 2 9.96 11.20 12.4812.379.9610.5910.63
Rubik's WCA World Championship 2025 Second round 104 9.50 12.59 17.929.969.8818.379.50
First round 101 10.11 10.88 10.9511.2712.9710.4210.11
Cube Camp in Nakhon Nayok 2024 Final 1 7.95 10.84 7.9513.899.8412.2410.43
First round 2 9.56 11.46 14.7113.2811.339.789.56
Rubik's WCA World Championship 2023 Second round 51 7.62 10.87 11.0112.237.629.3633.19
First round 57 10.82 12.18 13.2715.4810.8212.2311.05
Hong Kong Cube Day 2023 Final 1 9.45 11.85 13.5410.7714.3511.259.45
Shenzhen Cubing 10th Anniversary 2019 First round 21 19.54 23.32 19.5420.2555.5329.7619.95
4x4x4 Blindfolded
Please Be Quiet Waterloo 2025 Final 1 1:59.09 DNF DNF1:59.092:12.78
Rubik's WCA World Championship 2025 Final 8 1:59.36 DNF 1:59.36DNFDNF
Toronto Blindfolded 2025 Final 1 2:43.82 DNF DNF2:43.82DNF
Gros Jouets à Montréal 2025 Final 1 1:42.06 NR 1:59.50 NR 1:42.061:53.892:22.56
Mississauga Blindfolded 2024 Final 2 1:54.97 NR 2:02.66 NR 2:15.591:57.421:54.97
Hong Kong Blind Legends 2024 Final 1 2:12.70 2:54.88 NR 2:12.702:48.893:43.04
Cube Camp in Nakhon Nayok 2024 Final 1 2:05.43 NR DNF DNF2:27.932:05.43
Rubik's WCA World Championship 2023 Final 48 DNF DNF DNFDNFDNF
Big 'n Blind Guangzhou 2019 Final 7 5:38.13 DNF DNFDNF5:38.13
5x5x5 Blindfolded
Please Be Quiet Waterloo 2025 Final 1 4:39.53 DNF 4:39.53DNFDNF
Rubik's WCA World Championship 2025 Final 7 4:24.11 DNF DNF4:24.11DNF
Toronto Blindfolded 2025 Final 1 4:15.42 NR DNF 4:15.42DNFDNF
Gros Jouets à Montréal 2025 Final 1 5:12.06 DNF 5:12.06DNFDNF
Mississauga Blindfolded 2024 Final 2 DNF DNF DNFDNFDNF
Hong Kong Blind Legends 2024 Final 3 DNF DNF DNFDNFDNF
Cube Camp in Nakhon Nayok 2024 Final 2 DNF DNF DNFDNFDNF
Rubik's WCA World Championship 2023 Final 7 4:29.27 NR DNF DNF4:29.27DNF
Big 'n Blind Guangzhou 2019 Final 3 9:22.53 DNF 9:22.53DNFDNF
3x3x3 Multi-Blind
Toronto Blindfolded 2025 Final 1 10/10 24:47 10/10 24:47
Cube Camp in Nakhon Nayok 2024 Final 2 16/19 53:30 16/19 53:30
Big 'n Blind Guangzhou 2019 Final 12 6/9 34:32 7/13 50:596/9 34:32

History of National Records

Single Average Competition Round Solves
3x3x3 Fewest Moves
20 22.00 Hong Kong FMC Championship 2024 First round 212025
24.67 FMC Canada 2024 Final 262424
27.00 Cube Camp in Nakhon Nayok 2024 Final 243027
4x4x4 Blindfolded
1:42.06 1:59.50 Gros Jouets à Montréal 2025 Final 1:42.061:53.892:22.56
1:54.97 2:02.66 Mississauga Blindfolded 2024 Final 2:15.591:57.421:54.97
2:54.88 Hong Kong Blind Legends 2024 Final 2:12.702:48.893:43.04
2:05.43 Cube Camp in Nakhon Nayok 2024 Final
5x5x5 Blindfolded
4:15.42 Toronto Blindfolded 2025 Final
4:29.27 Rubik's WCA World Championship 2023 Final

National Championship Podiums

Event Place Single Average Solves
Hong Kong FMC Championship 2024
3x3x3 Fewest Moves 1 24 25.00 262524
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