People · China
Zicong Weng (翁子聪)
Pyraminx · top 3.7% of 129,321 all-time · competing since October 2014 · 2014WENG01
Zicong Weng (翁子聪) has been competing for 12 years. His best event is the Pyraminx: a personal-best single of 3.02, set at Yangjiang Open 2019, puts him in the top 3.7% of the 129,321 people who have ever been ranked in the event, and 447th in China. Until February 2008, no official Pyraminx solve in the world had been that fast. Across 57 competitions since October 2014, he has put 1,070 official solves on the record across ten events. Solve to solve, his 3×3 times vary about 15% around a typical one; 83% of the 35,811 competitors with ten or more counted rounds hold a tighter spread. His 3×3 best has come down from 52.65 in October 2014 to 10.52, an 80% improvement. Zicong has entered 57 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 | |
|---|---|---|---|---|---|
| Pyraminx | 3.02 | 5.59 | top 3.7% | 447 / 10,224 | |
| 3×3 | 10.52 | 13.59 | top 9.0% | 3,519 / 28,153 | |
| 2×2 | 2.77 | 5.47 | top 11.7% | 1,800 / 15,796 | |
| Skewb | 4.34 | 7.72 | top 13.3% | 809 / 5,004 | |
| 3×3 one-handed | 22.29 | 33.31 | top 26.8% | 2,639 / 5,922 | |
| Megaminx | 1:31.85 | 1:42.74 | top 29.4% | 884 / 1,678 | |
| 3×3 Fewest Moves | 35 moves | 44.33 | top 30.0% | 322 / 1,058 | |
| Clock | 12.61 | 19.29 | top 37.9% | 907 / 1,843 | |
| 4×4 | 1:01.70 | 1:11.24 | top 38.3% | 3,738 / 5,926 | |
| Square-1 | 35.26 | 51.66 | top 58.9% | 1,000 / 1,362 |
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
- 19 Aug 2017First sub-15 3×3: 14.98 at Quanzhou Side Event 2017.
- 19 Aug 2017Three personal bests in one day at Quanzhou Side Event 2017.
- 29 May 2017Three personal bests in one day at Zhuhai Open 2017.
- 1 Jan 2017Three personal bests in one day at Shenzhen New Year 2017.
- 1 Oct 2016First sub-20 3×3: 19.34 at Asian Championship 2016.
- 1 Oct 2016Five personal bests in one day at Asian Championship 2016.
Competitions
- Guangdong Open - Revival & Rival 2026 · 6 Feb 2026
- Guangzhou 3x3 Quiet Day 2025 · 3 Aug 2025
- Shenzhen Youth Open 2023 · 26 Nov 2023 — 1 personal best set
- Guangdong Open 2021 · 1 May 2021
- Guangzhou Panyu Afternoon 2021 · 28 Feb 2021
- Guangzhou Good Afternoon 2020 · 13 Dec 2020
- Ningbo Footsteps 2019 · 15 Dec 2019 — 1 personal best set
- Zhanjiang Open 2019 · 18 Aug 2019 — 2 personal bests set
- Jieyang Open 2019 · 11 Aug 2019
- Maoming Open 2019 · 30 Jun 2019
- Special Puzzles in Guangzhou 2019 · 16 Jun 2019 — 1 personal best set
- Zhongshan Children's Cube Day 2019 · 1 Jun 2019
- GDSY Open 2019 · 23 Mar 2019
- Shenzhen 3x3 Days 2019 · 2 Mar 2019
- Yangjiang Open 2019 · 19 Jan 2019 — 1 personal best set
- Dongguan Open 2019 · 13 Jan 2019 — 1 personal best set
- FMC Asia 2018 · 8 Dec 2018
- Maoming Open 2018 · 11 Nov 2018 — 1 personal best set
- WIT Open 2018 · 21 Oct 2018 — 1 personal best set
- Dongguan Mid-Autumn Festival 2018 · 22 Sep 2018
- Jieyang Open 2018 · 12 Aug 2018 — 1 personal best set
- Cross-strait FMC 2018 · 4 Aug 2018 — 1 personal best set
- Nanchang Medium & Small Cubes 2018 · 8 Jul 2018
- Zhongshan Children's Cube Day 2018 · 2 Jun 2018
- HUST Open 2018 · 26 May 2018
- Guangdong Open 2018 · 30 Apr 2018 — 2 personal bests set
- GDSY Open 2018 · 24 Mar 2018 — 1 personal best set
- Dongguan Open 2018 · 4 Mar 2018 — 1 personal best set
- FMC Asia 2017 · 9 Dec 2017
- Zhongshan Open 2017 · 4 Nov 2017
- China's 10th Anniversary Championship 2017 · 1 Oct 2017 — 1 personal best set
- Quanzhou Side Event 2017 · 19 Aug 2017 — 3 personal bests set
- China Championship 2017 · 28 Jul 2017 — 2 personal bests set
- Maoming Open 2017 · 11 Jun 2017 — 1 personal best set
- Hong Kong Side Event Day 2017 · 3 Jun 2017 — 1 personal best set
- Zhuhai Open 2017 · 29 May 2017 — 3 personal bests set
- Guangzhou SCUT 2017 · 22 Apr 2017 — 1 personal best set
- GDSY Open 2017 · 26 Mar 2017 — 2 personal bests set
- Anhui University Smart Open 2017 · 11 Mar 2017 — 2 personal bests set
- Dongguan Open 2017 · 22 Jan 2017 — 2 personal bests set
- Shenzhen New Year 2017 · 1 Jan 2017 — 3 personal bests set
- FMC Asia 2016 · 10 Dec 2016
- Asian Championship 2016 · 1 Oct 2016 — 5 personal bests set
- Arnold Classic Asia 2016 · 20 Aug 2016 — 2 personal bests set
- Cross-strait Cubing Exchange 2016 · 13 Aug 2016 — 2 personal bests set
- Cube of Odd Numbers 2016 · 18 Jun 2016 — 2 personal bests set
- Huizhou Open 2016 · 3 Apr 2016 — 1 personal best set
- Guangzhou Rubik's Cube Days 2016 · 5 Mar 2016 — 2 personal bests set
- Dongguan Open 2016 · 31 Jan 2016
- China Championship 2015 · 2 Oct 2015 — 3 personal bests set
- Huizhou Open 2015 · 26 Jul 2015 — 2 personal bests set
- Guangzhou SYSU Open 2015 · 6 Jun 2015 — 1 personal best set
- Cube of Prime Numbers 2015 · 2 May 2015 — 2 personal bests set
- Guangzhou More Fun Site 2015 · 15 Mar 2015 — 3 personal bests set
- Guangzhou New Year's Cube Day 2015 · 1 Jan 2015 — 3 personal bests set
- Guangzhou Big Cubes 2014 · 9 Nov 2014
- Guangdong Open 2014 · 1 Oct 2014
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.
- Ming Zheng (郑鸣) — met in 149 rounds, finished ahead 31 times
- Ruohan Qiu (邱若寒) — met in 143 rounds, finished ahead 9 times
- Lincheng Cai (蔡林成) — met in 140 rounds, finished ahead 14 times
Next targets
- A sub-3 Pyraminx single — 4,700 people have one; it is 0.02 away.
- A sub-10 3×3 single — 21,172 people have one; it is 0.52 away.
Targets move as he improves.