Alvin Cheng Hiu Yeung (鄭曉洋)
| Region | WCA ID | Gender | Competitions | Completed Solves | Hong Kong, China | 2019YEUN01 | Male | 15 | 317 |
|---|
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | |
|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 126 | 5308 | 14851 | 9.64 | 11.33 | 12557 | 4591 | 113 | |
| 2x2x2 Cube | 108 | 4578 | 17537 | 2.74 | 3.83 | 9846 | 2658 | 75 | |
| 4x4x4 Cube | 35 | 1311 | 3785 | 34.27 | 39.90 | 3907 | 1396 | 38 | |
| 5x5x5 Cube | 20 | 634 | 1877 | 1:01.62 | 1:11.34 | 2301 | 794 | 22 | |
| 6x6x6 Cube | 20 | 462 | 1368 | 2:00.20 | 2:06.84 | 1235 | 427 | 19 | |
| 7x7x7 Cube | 16 | 400 | 1106 | 3:02.01 | 3:18.02 | 1241 | 435 | 16 | |
| 3x3x3 Blindfolded | 2 | 43 | 172 | 22.18 | 28.94 | 180 | 53 | 2 | |
| 3x3x3 Fewest Moves | 1 | 15 | 67 | 20 | 22.00 | 38 | 10 | 1 | |
| 3x3x3 One-Handed | 171 | 8791 | 23845 | 26.30 | 28.40 | 18104 | 6919 | 140 | |
| Clock | 8 | 203 | 945 | 4.92 | 5.62 | 684 | 145 | 8 | |
| Megaminx | 22 | 608 | 2270 | 57.19 | 1:02.89 | 2037 | 540 | 18 | |
| Pyraminx | 26 | 1394 | 5237 | 3.37 | 4.25 | 2328 | 644 | 15 | |
| Skewb | 16 | 698 | 2871 | 3.00 | 5.57 | 3828 | 1027 | 21 | |
| Square-1 | 10 | 100 | 481 | 7.62 | 10.84 | 538 | 120 | 9 | |
| 4x4x4 Blindfolded | 1 | 4 | 18 | 1:42.06 | 1:59.50 | 14 | 3 | 1 | |
| 5x5x5 Blindfolded | 1 | 7 | 27 | 4:29.27 | - | - | - | ||
| 3x3x3 Multi-Blind | 2 | 84 | 380 | 16/19 53:30 | - | - | - |
| Competition | Round | Place | Single | Average | Solves | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | |||||||||||
| Greater Toronto 2025 | Second round | 28 | 9.64 | 11.46 | 12.18 | 13.34 | 9.64 | 10.36 | 11.83 | ||
| First round | 24 | 9.71 | 11.33 | 9.71 | 12.66 | 11.89 | 10.84 | 11.27 | |||
| Cube Camp in Nakhon Nayok 2024 | First round | 16 | 10.68 | 11.82 | 11.00 | 20.65 | 12.50 | 10.68 | 11.96 | ||
| 2x2x2 Cube | |||||||||||
| Greater Toronto 2025 | Second round | 22 | 2.74 | 3.86 | 3.47 | 3.98 | 4.12 | 2.74 | 4.80 | ||
| First round | 14 | 2.86 | 3.83 | 3.06 | 5.18 | 4.66 | 2.86 | 3.76 | |||
| Cube Camp in Nakhon Nayok 2024 | First round | 21 | 4.20 | 4.90 | 4.36 | 5.94 | 5.26 | 5.08 | 4.20 | ||
| 4x4x4 Cube | |||||||||||
| Gros Jouets à Montréal 2025 | Final | 7 | 37.32 | 39.90 | 39.08 | 41.10 | 49.22 | 37.32 | 39.53 | ||
| Second round | 7 | 34.27 | 40.25 | 41.40 | 41.71 | 37.64 | 34.27 | 1:00.79 | |||
| First round | 7 | 37.05 | 40.60 | 39.71 | 48.88 | 39.78 | 42.31 | 37.05 | |||
| Cube Camp in Nakhon Nayok 2024 | First round | 11 | 38.56 | 41.45 | 38.56 | 51.02 | 42.57 | 38.75 | 43.04 | ||
| 5x5x5 Cube | |||||||||||
| Gros Jouets à Montréal 2025 | Final | 5 | 1:09.76 | 1:11.34 | 1:11.29 | 1:12.67 | 1:14.54 | 1:10.07 | 1:09.76 | ||
| Second round | 7 | 1:01.62 | 1:14.44 | 1:16.86 | 1:11.05 | 1:24.08 | 1:01.62 | 1:15.42 | |||
| First round | 5 | 1:05.20 | 1:11.82 | 1:05.20 | 1:06.61 | 1:19.94 | 1:13.49 | 1:15.37 | |||
| Cube Camp in Nakhon Nayok 2024 | First round | 10 | 1:13.09 | 1:15.67 | 1:16.92 | 1:16.74 | 1:19.49 | 1:13.36 | 1:13.09 | ||
| Hong Kong Big Cube Day 2023 | First round | 31 | 1:15.40 | 1:23.11 | 1:36.06 | 1:15.40 | 1:21.35 | 1:25.88 | 1:22.11 | ||
| 6x6x6 Cube | |||||||||||
| Gros Jouets à Montréal 2025 | Final | 5 | 2:15.63 | 2:18.80 | 2:15.71 | 2:15.63 | 2:25.07 | ||||
| Second round | 4 | 2:01.36 | 2:06.84 | 2:01.36 | 2:15.91 | 2:03.26 | |||||
| First round | 5 | 2:00.20 | 2:07.18 | 2:08.67 | 2:00.20 | 2:12.67 | |||||
| Newmarket Side Events 2024 | Final | 5 | 2:11.39 | 2:21.36 | 2:27.98 | 2:11.39 | 2:24.70 | ||||
| Cube Camp in Nakhon Nayok 2024 | First round | 10 | 2:13.03 | 2:19.54 | 2:13.03 | 2:27.01 | 2:18.59 | ||||
| Hong Kong Big Cube Day 2023 | First round | 22 | 2:14.12 | 2:26.91 | 2:35.12 | 2:31.49 | 2:14.12 | ||||
| 7x7x7 Cube | |||||||||||
| Gros Jouets à Montréal 2025 | Final | 6 | 3:06.84 | 3:18.02 | 3:23.75 | 3:06.84 | 3:23.46 | ||||
| Second round | 5 | 3:10.02 | 3:22.89 | 3:35.75 | 3:10.02 | 3:22.91 | |||||
| First round | 6 | 3:21.29 | 3:23.93 | 3:22.30 | 3:21.29 | 3:28.20 | |||||
| Newmarket Side Events 2024 | Final | 6 | 3:27.85 | 3:33.33 | 3:27.85 | 3:43.32 | 3:28.83 | ||||
| Cube Camp in Nakhon Nayok 2024 | First round | 9 | 3:02.01 | 3:22.80 | 3:44.59 | 3:21.81 | 3:02.01 | ||||
| Hong Kong Big Cube Day 2023 | First round | 26 | 3:31.99 | 4:02.52 | 3:52.68 | 3:31.99 | 4:42.89 | ||||
| 3x3x3 Blindfolded | |||||||||||
| Mississauga Blindfolded 2024 | Final | 3 | 30.73 | DNF | 31.46 | DNF | 30.73 | ||||
| First round | 3 | 37.08 | DNF | 37.08 | 43.61 | DNF | |||||
| Newmarket Side Events 2024 | Final | 2 | 32.12 | DNF | 32.12 | DNF | DNF | ||||
| First round | 2 | 23.03 | DNF | 23.03 | DNF | DNF | |||||
| Hong Kong Blind Legends 2024 | Final | 2 | 26.05 | DNF | 26.05 | 28.75 | DNF | ||||
| Second round | 2 | 28.02 | 32.82 | 29.53 | 28.02 | 40.91 | |||||
| First round | 1 | 22.18 | DNF | 22.18 | DNF | DNF | |||||
| Cube Camp in Nakhon Nayok 2024 | Final | 2 | 25.86 | 28.94 | 33.20 | 27.75 | 25.86 | ||||
| First round | 3 | 29.59 | DNF | 50.01 | 29.59 | DNF | |||||
| Rubik's WCA World Championship 2023 | Second round | 27 | 25.91 | DNF | 27.63 | 25.91 | DNF | ||||
| First round | 50 | 35.58 | DNF | 37.50 | DNF | 35.58 | |||||
| Hong Kong Cube Day 2023 | Final | 1 | 29.50 | DNF | 29.50 | DNF | DNF | ||||
| Big 'n Blind Guangzhou 2019 | First round | 16 | 57.33 | DNF | 57.33 | DNF | DNF | ||||
| Shenzhen Cubing 10th Anniversary 2019 | Final | 10 | 1:18.22 | DNF | 1:18.22 | DNF | 1:23.98 | ||||
| Second round | 11 | 1:38.76 | DNF | DNF | 1:38.76 | DNF | |||||
| First round | 9 | 1:31.22 | DNF | DNF | 1:31.22 | DNF | |||||
| 3x3x3 Fewest Moves | |||||||||||
| Hong Kong FMC Championship 2024 | Final | 6 | 24 | 25.00 | 26 | 25 | 24 | ||||
| First round | 2 | 20 | NR | 22.00 | NR | 21 | 20 | 25 | |||
| FMC Canada 2024 | Final | 1 | 24 | 24.67 | NR | 26 | 24 | 24 | |||
| Cube Camp in Nakhon Nayok 2024 | Final | 1 | 24 | 27.00 | NR | 24 | 30 | 27 | |||
| Rubik's WCA World Championship 2023 | Final | 14 | 27 | 28.00 | 27 | 29 | 28 | ||||
| Hong Kong FMC 2023 | Final | 1 | 30 | 34.00 | 30 | 40 | 32 | ||||
| 3x3x3 One-Handed | |||||||||||
| Cube Camp in Nakhon Nayok 2024 | First round | 23 | 26.30 | 28.40 | 27.70 | 26.30 | 27.03 | 30.47 | 34.36 | ||
| Clock | |||||||||||
| Newmarket Side Events 2024 | Final | 4 | 5.10 | 5.92 | 5.10 | 6.32 | 7.12 | 5.65 | 5.80 | ||
| Second round | 5 | 5.60 | 6.49 | 5.60 | 7.07 | 6.00 | 10.76 | 6.40 | |||
| First round | 4 | 5.05 | 7.09 | 5.41 | 5.05 | DNF | 9.88 | 5.98 | |||
| Cube Camp in Nakhon Nayok 2024 | Final | 5 | 4.92 | 6.85 | DNF | 4.92 | 8.96 | 5.92 | 5.68 | ||
| First round | 4 | 4.96 | 5.62 | 5.72 | 5.91 | 16.19 | 5.22 | 4.96 | |||
| Rubik's WCA World Championship 2023 | First round | 50 | 6.20 | 7.26 | 7.74 | 7.24 | 9.89 | 6.20 | 6.80 | ||
| Hong Kong Cube Day 2023 | Final | 5 | 7.60 | 7.75 | 7.71 | 9.01 | 7.89 | 7.60 | 7.66 | ||
| Megaminx | |||||||||||
| Newmarket Side Events 2024 | First round | 9 | 57.19 | 1:02.89 | 1:03.82 | 57.19 | 1:05.20 | 59.64 | 1:09.91 | ||
| Cube Camp in Nakhon Nayok 2024 | First round | 9 | 1:03.31 | 1:06.72 | 1:06.41 | 1:09.42 | 1:03.31 | 1:07.53 | 1:06.21 | ||
| Hong Kong Big Cube Day 2023 | First round | 14 | 1:02.01 | 1:09.67 | 1:11.53 | 1:02.01 | 1:12.68 | 1:12.75 | 1:04.79 | ||
| Pyraminx | |||||||||||
| Greater Toronto 2025 | Final | 8 | 3.37 | 4.33 | 4.29 | 3.37 | 4.38 | 4.33 | 4.61 | ||
| First round | 15 | 3.39 | 5.22 | 5.78 | 3.39 | 6.57 | 4.64 | 5.25 | |||
| Cube Camp in Nakhon Nayok 2024 | Final | 4 | 3.79 | 4.50 | 4.24 | 4.49 | 8.56 | 4.77 | 3.79 | ||
| First round | 5 | 3.54 | 4.28 | 4.60 | 4.91 | 3.54 | 3.60 | 4.63 | |||
| Rubik's WCA World Championship 2023 | First round | 108 | 3.84 | 4.25 | 4.01 | 4.56 | 3.84 | 4.19 | 4.75 | ||
| Hong Kong Cube Day 2023 | Final | 14 | 4.27 | 5.32 | 4.60 | 4.27 | 6.65 | 5.57 | 5.80 | ||
| Shenzhen Cubing 10th Anniversary 2019 | Second round | 34 | 6.40 | 7.28 | 6.40 | 7.24 | 10.02 | 6.65 | 7.96 | ||
| First round | 29 | 4.16 | 6.39 | 6.80 | 4.16 | 5.55 | 6.81 | 6.85 | |||
| Hong Kong Cube Day 2019 | Final | 28 | 7.09 | 8.87 | 11.15 | 7.09 | 8.19 | 9.91 | 8.52 | ||
| Skewb | |||||||||||
| Cube Camp in Nakhon Nayok 2024 | First round | 9 | 3.00 | 5.92 | 8.08 | 4.64 | 12.89 | 5.04 | 3.00 | ||
| Rubik's WCA World Championship 2023 | First round | 124 | 3.17 | 5.57 | 5.98 | 3.17 | 8.67 | 5.41 | 5.33 | ||
| Hong Kong Cube Day 2023 | Final | 13 | 3.97 | 6.22 | 8.72 | 7.14 | 3.97 | 6.12 | 5.39 | ||
| Square-1 | |||||||||||
| Cube Camp in Nakhon Nayok 2024 | Final | 1 | 7.95 | 10.84 | 7.95 | 13.89 | 9.84 | 12.24 | 10.43 | ||
| First round | 2 | 9.56 | 11.46 | 14.71 | 13.28 | 11.33 | 9.78 | 9.56 | |||
| Rubik's WCA World Championship 2023 | Second round | 51 | 7.62 | 10.87 | 11.01 | 12.23 | 7.62 | 9.36 | 33.19 | ||
| First round | 57 | 10.82 | 12.18 | 13.27 | 15.48 | 10.82 | 12.23 | 11.05 | |||
| Hong Kong Cube Day 2023 | Final | 1 | 9.45 | 11.85 | 13.54 | 10.77 | 14.35 | 11.25 | 9.45 | ||
| Shenzhen Cubing 10th Anniversary 2019 | First round | 21 | 19.54 | 23.32 | 19.54 | 20.25 | 55.53 | 29.76 | 19.95 | ||
| 4x4x4 Blindfolded | |||||||||||
| Gros Jouets à Montréal 2025 | Final | 1 | 1:42.06 | NR | 1:59.50 | NR | 1:42.06 | 1:53.89 | 2:22.56 | ||
| Mississauga Blindfolded 2024 | Final | 2 | 1:54.97 | NR | 2:02.66 | NR | 2:15.59 | 1:57.42 | 1:54.97 | ||
| Hong Kong Blind Legends 2024 | Final | 1 | 2:12.70 | 2:54.88 | NR | 2:12.70 | 2:48.89 | 3:43.04 | |||
| Cube Camp in Nakhon Nayok 2024 | Final | 1 | 2:05.43 | NR | DNF | DNF | 2:27.93 | 2:05.43 | |||
| Rubik's WCA World Championship 2023 | Final | 48 | DNF | DNF | DNF | DNF | DNF | ||||
| Big 'n Blind Guangzhou 2019 | Final | 7 | 5:38.13 | DNF | DNF | DNF | 5:38.13 | ||||
| 5x5x5 Blindfolded | |||||||||||
| Gros Jouets à Montréal 2025 | Final | 1 | 5:12.06 | DNF | 5:12.06 | DNF | DNF | ||||
| Mississauga Blindfolded 2024 | Final | 2 | DNF | DNF | DNF | DNF | DNF | ||||
| Hong Kong Blind Legends 2024 | Final | 3 | DNF | DNF | DNF | DNF | DNF | ||||
| Cube Camp in Nakhon Nayok 2024 | Final | 2 | DNF | DNF | DNF | DNF | DNF | ||||
| Rubik's WCA World Championship 2023 | Final | 7 | 4:29.27 | NR | DNF | DNF | 4:29.27 | DNF | |||
| Big 'n Blind Guangzhou 2019 | Final | 3 | 9:22.53 | DNF | 9:22.53 | DNF | DNF | ||||
| 3x3x3 Multi-Blind | |||||||||||
| 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 50:59 | 6/9 34:32 | ||||||
History of National Records
| Single | Average | Competition | Round | Solves | ||||
|---|---|---|---|---|---|---|---|---|
| 3x3x3 Fewest Moves | ||||||||
| 20 | 22.00 | Hong Kong FMC Championship 2024 | First round | 21 | 20 | 25 | ||
| 24.67 | FMC Canada 2024 | Final | 26 | 24 | 24 | |||
| 27.00 | Cube Camp in Nakhon Nayok 2024 | Final | 24 | 30 | 27 | |||
| 4x4x4 Blindfolded | ||||||||
| 1:42.06 | 1:59.50 | Gros Jouets à Montréal 2025 | Final | 1:42.06 | 1:53.89 | 2:22.56 | ||
| 1:54.97 | 2:02.66 | Mississauga Blindfolded 2024 | Final | 2:15.59 | 1:57.42 | 1:54.97 | ||
| 2:54.88 | Hong Kong Blind Legends 2024 | Final | 2:12.70 | 2:48.89 | 3:43.04 | |||
| 2:05.43 | Cube Camp in Nakhon Nayok 2024 | Final | ||||||
| 5x5x5 Blindfolded | ||||||||
| 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 | 26 | 25 | 24 | ||