People · China
Qi Zhou (周祺)
Skewb · top 0.18% of 73,281 all-time · competing since April 2015 · 2015ZHOU07
Qi Zhou (周祺) has been competing for 11 years. His best event is the Skewb: a personal-best single of 1.28, set at Wuhu Open 2026, puts him in the top 0.18% of the 73,281 people who have ever been ranked in the event, and 10th in China. Until October 2015, no official Skewb solve in the world had been that fast. Across 70 competitions since April 2015, he has put 2,537 official solves on the record across 13 events. Solve to solve, his 3×3 times vary about 12% around a typical one, steadier than 62% of the 35,811 competitors with ten or more counted rounds. His Skewb best has come down from 13.51 in April 2015 to 1.28, a 91% improvement. Qi has entered 70 competitions, more competitions than 99% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | China | |
|---|---|---|---|---|---|
| Skewb | 1.28 | 2.63 | top 0.18% | 10 / 5,004 | |
| 2×2 | 1.57 | 3.84 | top 2.5% | 287 / 15,796 | |
| Pyraminx | 2.65 | 5.32 | top 2.6% | 306 / 10,224 | |
| 3×3 | 8.19 | 9.95 | top 3.1% | 1,153 / 28,153 | |
| 3×3 one-handed | 12.57 | 15.22 | top 3.8% | 329 / 5,922 | |
| 4×4 | 35.13 | 41.02 | top 6.8% | 687 / 5,926 | |
| 5×5 | 1:09.58 | 1:17.19 | top 11.3% | 556 / 2,816 | |
| Megaminx | 1:04.16 | 1:12.59 | top 12.2% | 330 / 1,678 | |
| Square-1 | 15.65 | 19.10 | top 17.9% | 281 / 1,362 | |
| 3×3 Fewest Moves | 32 moves | 38.67 | top 20.4% | 216 / 1,058 | |
| Clock | 10.63 | 11.63 | top 28.2% | 657 / 1,843 | |
| 6×6 | 2:43.64 | 2:48.06 | top 32.8% | 699 / 1,349 | |
| 7×7 | 5:04.53 | 5:32.82 | top 51.9% | 911 / 1,261 |
Percentile against all competitors ever ranked in each event, a fairer measure than raw rank, because the pools differ by a factor of ten.
The line so far
Best single per competition, Skewb. Faster is higher — the axis is the right way up.
The story so far
- 13 Jul 2019Four personal bests in one day at Huzhou Open 2019.
- 23 Mar 2019Three personal bests in one day at Hefei Spring 2019.
- 30 Dec 2018Three personal bests in one day at SJTU Winter Open 2018.
- 29 Jul 2018First sub-10 3×3: 9.59 at Beijing Summer 2018.
- 29 Jul 2018Three personal bests in one day at Beijing Summer 2018.
- 11 Nov 2017Five personal bests in one day at Nanchang Open 2017.
Competitions
- Shanghai Summer 2026 · 1 Aug 2026 — 1 personal best set
- Wuhu Open 2026 · 25 Jul 2026 — 2 personal bests set
- Nanchang Summer 2026 · 18 Jul 2026
- Hangzhou Open 2026 · 23 May 2026
- Hangzhou Winter 2025 · 29 Nov 2025
- Ningbo Autumn 2025 · 13 Sep 2025
- Nanchang Spring 2025 · 26 Apr 2025 — 1 personal best set
- Xuzhou Newcomers 2025 · 30 Mar 2025
- Hangzhou Open 2024 · 15 Dec 2024
- Deqing Small Cubes Summer 2024 · 25 Aug 2024 — 2 personal bests set
- Shenzhen Nanshan Open 2024 · 22 Jun 2024 — 2 personal bests set
- Nanchang Spring 2024 · 21 Apr 2024
- Xi'an Cherry Blossom 2024 · 5 Apr 2024
- Hefei Winter Open 2023 · 25 Nov 2023 — 1 personal best set
- Kunshan Side Events 2021 · 1 May 2021 — 2 personal bests set
- Hangzhou Open PM 2021 · 18 Apr 2021
- Wuxi Winter 2019 · 8 Dec 2019
- Shanghai Open 2019 · 19 Oct 2019
- China Championship 2019 · 26 Jul 2019
- Huzhou Open 2019 · 13 Jul 2019 — 4 personal bests set
- Wuhan Open 2019 · 2 May 2019 — 2 personal bests set
- Xuzhou Spring 2019 · 1 May 2019 — 1 personal best set
- Hefei Spring 2019 · 23 Mar 2019 — 3 personal bests set
- SJTU Winter Open 2018 · 30 Dec 2018 — 3 personal bests set
- FMC Asia 2018 · 8 Dec 2018 — 1 personal best set
- Nanjing Autumn 2018 · 17 Nov 2018
- Hangzhou Open 2018 · 10 Nov 2018 — 1 personal best set
- China Championship 2018 · 2 Oct 2018 — 1 personal best set
- Wuhan University Open 2018 · 22 Sep 2018 — 1 personal best set
- Jiujiang Open 2018 · 8 Sep 2018
- Qianjiang Summer Open 2018 · 25 Aug 2018
- Beijing Summer 2018 · 29 Jul 2018 — 3 personal bests set
- Nanchang Dragon-boat Open 2018 · 17 Jun 2018 — 2 personal bests set
- HUST Open 2018 · 26 May 2018
- Shanghai Love in ECNU 2018 · 19 May 2018 — 1 personal best set
- Guangdong Open 2018 · 30 Apr 2018 — 1 personal best set
- Changsha Xiangmo 2018 · 29 Apr 2018 — 1 personal best set
- Kunshan Open 2018 · 21 Apr 2018 — 1 personal best set
- Hangzhou Spring 2018 · 17 Mar 2018 — 2 personal bests set
- Shanghai Winter 2018 · 20 Jan 2018
- Jinhua New Year's Day 2018 · 1 Jan 2018 — 1 personal best set
- Zhenjiang Open 2017 · 10 Dec 2017 — 1 personal best set
- HDU Open 2017 · 18 Nov 2017
- Nanchang Open 2017 · 11 Nov 2017 — 5 personal bests set
- HUST Special Cubes Open 2017 · 15 Oct 2017 — 1 personal best set
- Hefei Open 2017 · 5 Oct 2017 — 4 personal bests set
- Yangzhou Open 2017 · 20 Aug 2017
- Inner Mongolia Summer 2017 · 5 Aug 2017 — 5 personal bests set
- Longyan Summer Open 2017 · 9 Jul 2017 — 1 personal best set
- Quanzhou Open 2017 · 2 Jul 2017
- Fuzhou Open 2017 · 28 May 2017 — 2 personal bests set
- Shanghai Love In ECNU 2017 · 20 May 2017 — 1 personal best set
- Changsha Xiangmo 2017 · 6 May 2017
- Nanjing Spring 2017 · 30 Apr 2017
- Wenzhou Open 2017 · 30 Apr 2017 — 1 personal best set
- ZUA Open 2017 · 25 Mar 2017 — 1 personal best set
- Shanghai Spring 2017 · 18 Mar 2017
- Anhui University Smart Open 2017 · 11 Mar 2017 — 2 personal bests set
- Hangzhou Autumn 2016 · 19 Nov 2016 — 3 personal bests set
- Shanghai Winter is Coming 2016 · 5 Nov 2016 — 1 personal best set
- Asian Championship 2016 · 1 Oct 2016 — 2 personal bests set
- Yangzhou Open 2016 · 17 Aug 2016
- Jinhua Open 2016 · 6 Aug 2016 — 2 personal bests set
- Hefei Open 2016 · 15 Jul 2016
- Nanchang Open 2016 · 10 Jul 2016 — 3 personal bests set
- Suzhou Open 2016 · 2 Jul 2016 — 4 personal bests set
- Cube of Odd Numbers 2016 · 18 Jun 2016 — 2 personal bests set
- Shanghai Spring 2016 · 19 Mar 2016 — 6 personal bests set
- Hefei Open 2015 · 17 Jul 2015 — 2 personal bests set
- Shanghai Fudan Spring 2015 · 25 Apr 2015
Reading this page: a single is one solve's time · an average is the middle three of five solves, best and worst discarded · a PB is a personal best · a DNF (did not finish) is an attempt with no valid result: a popped piece, an unsolved face, an over-limit memorisation · top X% compares against everyone ever ranked in that event, which is fairer than raw rank because event pools differ tenfold.
The circuit
The people whose scorecards keep turning up next to his.
- Jiayu Wang (王佳宇) — met in 176 rounds, finished ahead 12 times
- Yunqi Ouyang (欧阳韵奇) — met in 135 rounds, finished ahead 54 times
- Yi Wang (王旖) — met in 131 rounds, finished ahead 57 times
Next targets
- A sub-1 Skewb single — 35 people have one; it is 0.28 away.
- A sub-1 2×2 single — 1,032 people have one; it is 0.57 away.
Targets move as he improves.