Haichuan Du (杜海川)
WCA ID: 2011DUHA01
Country: China 
Active since: 2011
30
Competitions10
Total Events1133
Total Solves1
Best Competition Result (2x2x2 Cube)3x3x3 Cube
Most Practiced Event (336 solves)3x3x3 With Feet
Best Event (#56 world)21
Total Single PBs23
Total Average PBsLishui Open 2025
Last CompetitionEvents
3x3x3 Cube
2x2x2 Cube
4x4x4 Cube
5x5x5 Cube
7x7x7 Cube
3x3x3 Fewest Moves
3x3x3 One-Handed
Clock
Pyraminx
3x3x3 With Feet
Competitions
Lishui Open 2025
Kewbz UK Championship 2022
Kunshan Afternoon 2021
Guildford Open 2020
Wuxi Autumn 2018
Shanghai Winter 2018
Zhenjiang Open 2017
Nanjing Autumn 2017
Yangzhou Open 2017
Wuxi Open 2017
China Championship 2017
ZUST Open 2017
Hefei Open 2016
Suzhou Open 2016
Shanghai Songjiang Open 2016
Shanghai Spring 2016
China Championship 2015
Shanghai Summer Open 2015
Wuxi Open 2015
Hefei Open 2015
Nanjing Spring 2015
Shanghai Fudan Spring 2015
Cube Elite Union Cafe 2014
Nantong Open 2014
Suzhou Open 2014
Shanghai Spring 2014
Shanghai Summer 2013
Shanghai Maritime Open 2013
Shanghai Summer 2012
Shanghai Snowball Winter 2011
Current Rankings
| Event | Single | WR | CR | NR | Average | WR | CR | NR |
|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 7.37s | #5,033 | #1,738 | #625 | 9.03s | #4,471 | #1,654 | #623 |
| 2x2x2 Cube | 1.09s | #1,370 | #255 | #75 | 2.61s | #2,587 | #682 | #224 |
| 4x4x4 Cube | 34.99s | #5,548 | #1,966 | #659 | 37.42s | #3,624 | #1,305 | #437 |
| 5x5x5 Cube | 1:25.54 | #9,580 | #3,215 | #1,104 | 1:29.33 | #7,889 | #2,729 | #943 |
| 3x3x3 Fewest Moves | 33 moves | #2,855 | #727 | #244 | 3967 moves | #2,810 | #742 | #275 |
| 3x3x3 One-Handed | 13.32s | #3,560 | #1,243 | #435 | 15.73s | #2,559 | #945 | #344 |
| Clock | 9.32s | #6,868 | #1,639 | #452 | 14.19s | #10,529 | #2,535 | #770 |
| Pyraminx | 4.75s | #14,964 | #4,058 | #1,377 | 7.40s | #14,048 | #4,099 | #1,463 |
| 3x3x3 With Feet | 29.11s | #67 | #26 | #7 | 35.27s | #56 | #25 | #6 |
Main Event Progression - 3x3x3 Cube
Event Distribution
Best Events Ranking
PB Progression
Event Results Overview
| Event | Best Single | Best Average | Competitions | Solves | Best Position | Last Competition |
|---|---|---|---|---|---|---|
| 3x3x3 Cube | 7.37s | 9.03s | 29 | 336 | #2 | 25/05/2025 |
| 2x2x2 Cube | 1.09s | 2.61s | 28 | 308 | #1 | 28/10/2022 |
| 4x4x4 Cube | 34.99s | 37.42s | 21 | 142 | #4 | 18/01/2020 |
| 5x5x5 Cube | 1:25.54 | 1:29.33 | 8 | 22 | #13 | 05/08/2017 |
| 7x7x7 Cube | — | — | 1 | 0 | #19 | 25/04/2015 |
| 3x3x3 Fewest Moves | 33 moves | 3967 moves | 3 | 7 | #6 | 15/07/2016 |
| 3x3x3 One-Handed | 13.32s | 15.73s | 19 | 193 | #2 | 28/10/2022 |
| Clock | 9.32s | 14.19s | 4 | 20 | #7 | 30/08/2015 |
| Pyraminx | 4.75s | 7.40s | 8 | 75 | #4 | 02/10/2015 |
| 3x3x3 With Feet | 29.11s | 35.27s | 8 | 30 | #1 | 05/08/2017 |
Recent Competitions
Lishui Open 2025
25/05/2025
#36
Best position
1
Events
10
Solves
0
Podiums
3x3x3 Cube
Best event #36
Kewbz UK Championship 2022
28/10/2022
#29
Best position
2
Events
15
Solves
0
Podiums
2x2x2 Cube
Best event #29
Kunshan Afternoon 2021
02/05/2021
#6
Best position
3
Events
30
Solves
0
Podiums
3x3x3 Cube
Best event #6
Guildford Open 2020
18/01/2020
#5
Best position
4
Events
49
Solves
0
Podiums
3x3x3 Cube
Best event #5
Wuxi Autumn 2018
20/10/2018
#4
Best position
4
Events
45
Solves
0
Podiums
2x2x2 Cube
Best event #4
✉️
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