Big 'n Blind 2017

Dec 10, 2017
Guangzhou, Guangdong, China

Guangzhou Nanwu Middle School

No. 81 Xingyuan Street, Jiangnanxi Road, Haizhu District

Multi-purpose room on the 3rd floor

Big 'n Blind 2017 website
WCA Delegate
Ming Zheng (郑鸣)

Guangzhou Cube Team

Competitor Limit

It's the 2nd Big 'n Blind Open here, which is only for big cubes and blindfold events.
The limitation is 150 participants, based on a first-come-first-serve rule.
For Chinese domestic participants, a completed registration is online registration plus prepaid registration fee. For oversea participants, if you can't pay the fee online, pls contact the delegate. Then we will make a reservation for you and you can pay the fee by cash on-the-site. Please check the competition website for registration and the other information.

Registration requirements
This competition is over, click here to display the registration requirements it used.
Event Name Best Average Citizen of Solves
4x4x4 Cube Ivan Li Ka Leong (李嘉亮) 28.25 31.05 Hong Kong 29.5928.2529.5934.2733.96
5x5x5 Cube Kailong Li (李开隆) 53.93 59.09 China 1:01.4257.231:01.5753.9358.63
6x6x6 Cube Wong Kin Lok (黃健樂) 1:42.48 1:44.82 Hong Kong 1:42.481:46.201:45.79
7x7x7 Cube Anyu Zhang (张安宇) 2:18.21 NR 2:32.44 China 2:18.212:45.512:33.59
3x3x3 Blindfolded Kaijun Lin (林恺俊) 22.65 DNF China 26.93DNF22.65
4x4x4 Blindfolded Victor Tang Yao Jun (湯曜駿) 3:09.70 NR Hong Kong 3:09.70DNFDNF
5x5x5 Blindfolded Kaijun Lin (林恺俊) 4:57.70 China DNFDNF4:57.70
3x3x3 Multi-Blind Yucheng Chen (陈裕铖) 36/39 55:42 China 36/39 55:4230/36 58:17
Event Round Format Time limit Cutoff Proceed
4x4x4 Cube First round Ao5 1:30.00
Final Ao5 10:00.00
5x5x5 Cube Combined First round Bo2 / Ao5 2:30.00 2 attempts to get < 2:00.00
Final Ao5 10:00.00
6x6x6 Cube Combined First round Bo1 / Mo3 5:00.00 1 attempt to get < 3:30.00
Final Mo3 10:00.00
7x7x7 Cube Combined First round Bo1 / Mo3 7:00.00 1 attempt to get < 5:00.00
Final Mo3 10:00.00
3x3x3 Blindfolded First round Bo3 15:00.00 cumulative *
Final Bo3 10:00.00
4x4x4 Blindfolded Final Bo3 1:00:00.00 cumulative *
5x5x5 Blindfolded Final Bo3 1:15:00.00 cumulative *
3x3x3 Multi-Blind Final Bo2 10:00.00 per cube, up to 60:00.00

Time limit

If you reach the time limit during your solve, the judge will stop you and your result will be DNF (see Regulation A1a4).
A cumulative time limit may be enforced (see Regulation A1a2).


The result to beat to proceed to the second phase of a combined round (see Regulation 9g).


The format describes how to determine the ranking of competitors based on their results. The list of allowed formats per event is described in Regulation 9b. See Regulation 9f for a description of each format.