People · China
Jiajun Wu (吴佳骏)
3×3 one-handed · top 0.98% of 73,695 all-time · competing since July 2017 · 2017WUJI08
Jiajun Wu (吴佳骏) has been competing for 9 years. His best event is the 3×3 one-handed: a personal-best single of 9.89, set at Taizhou Open 2019, puts him in the top 0.98% of the 73,695 people who have ever been ranked in the event, and 82nd in China. Until December 2011, no official 3×3 one-handed solve in the world had been that fast. Across 8 competitions since July 2017, he has put 254 official solves on the record across seven events. Solve to solve, his 3×3 times vary about 13% around a typical one; 59% of the 35,811 competitors with ten or more counted rounds hold a tighter spread. His 3×3 best has come down from 13.12 in July 2017 to 7.36, a 44% improvement. Jiajun has entered eight competitions, more competitions than 90% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | China | |
|---|---|---|---|---|---|
| 3×3 one-handed | 9.89 | 15.02 | top 0.98% | 82 / 5,922 | |
| 3×3 | 7.36 | 9.14 | top 1.8% | 631 / 28,153 | |
| 2×2 | 1.55 | 2.74 | top 2.4% | 276 / 15,796 | |
| Pyraminx | 2.87 | 3.92 | top 3.2% | 375 / 10,224 | |
| Skewb | 3.71 | 8.37 | top 9.0% | 522 / 5,004 | |
| Clock | 10.21 | 16.59 | top 26.2% | 600 / 1,843 | |
| 3×3 Fewest Moves | 40 moves | 43.67 | early days — 3 solves | 560 / 1,058 |
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, 3×3. Faster is higher — the axis is the right way up.
The story so far
- 3 Aug 2019Three personal bests in one day at Taizhou Open 2019.
- 30 Jun 2018First sub-10 3×3: 9.47 at SJTU Open 2018.
- 5 Oct 2017Five personal bests in one day at Hefei Open 2017.
- 9 Jul 2017First competition: Longyan Summer Open 2017. A 13.34 3×3 single to start from.
Competitions
- Hangzhou Winter 2025 · 29 Nov 2025 — 1 personal best set
- Hangzhou Open 2024 · 15 Dec 2024 — 1 personal best set
- Hangzhou Autumn 2019 · 9 Nov 2019
- Taizhou Open 2019 · 3 Aug 2019 — 3 personal bests set
- SJTU Open 2018 · 30 Jun 2018 — 2 personal bests set
- FMC Asia 2017 · 9 Dec 2017
- Hefei Open 2017 · 5 Oct 2017 — 5 personal bests set
- Longyan Summer Open 2017 · 9 Jul 2017 — 2 personal bests set
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.
- Zhiyuan Ma (马之元) — met in 30 rounds, finished ahead 17 times
- Kanting Shi (史勘霆) — met in 21 rounds, finished ahead 15 times
- Qi Zhou (周祺) — met in 20 rounds, finished ahead 13 times
Next targets
- A sub-8 3×3 one-handed single — 151 people have one; it is 1.89 away.
- A sub-6 3×3 single — 1,376 people have one; it is 1.36 away.
Targets move as he improves.