Guangdong Open 2007

Oct 1, 2007
Guangzhou, Guangdong, China

Guangzhou Nanwu Middle School

No. 81 Xingyuan Street, Jiangnanxi Road, Haizhu District

Open space on the ground floor

Guangdong Open 2007 website

Chris Krueger

Chris Krueger
WCA Delegate
Chris Krueger
Main event
Registration requirements
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Ganyuan Jiang (江淦源) won with an average of 15.40 seconds in the 3x3x3 Cube event. Timothy Sun finished second (16.30) and Yi Wei (危毅) finished third (16.71).

Asian records: Chan Tak Chuen (陳德泉)‎ Magic 1.58 (average).

Oceanian records: Joshua Li‎ 3x3x3 Cube 16.35 (single), 3x3x3 Cube 16.33 (single), 3x3x3 Cube 18.10 (average), 2x2x2 Cube 5.38 (single), 2x2x2 Cube 10.13 (average), 4x4x4 Cube 1:17.93 (single), 4x4x4 Cube 1:31.55 (average), 5x5x5 Cube 2:20.54 (single), 5x5x5 Cube 2:39.24 (average), 3x3x3 One-Handed 22.75 (single), and 3x3x3 One-Handed 27.08 (average).

North American records: Timothy Sun‎ Magic 1.02 (single) and Magic 1.12 (average).

Event Name Best Average Citizen of Solves
3x3x3 Cube Ganyuan Jiang (江淦源) 13.61 15.40 NR China 15.5514.8115.8313.6118.91
2x2x2 Cube Timothy Sun 5.54 6.31 United States 5.816.476.665.548.40
4x4x4 Cube Joshua Li 1:17.93 OcR 1:31.55 OcR Australia 1:28.811:36.471:37.431:17.931:29.38
5x5x5 Cube Joshua Li 2:20.54 OcR 2:39.24 OcR Australia 2:20.542:35.062:42.272:40.402:45.25
3x3x3 Blindfolded Hao Cheng (程浩) 2:03.55 NR DNF China 2:03.55DNFDNF
3x3x3 One-Handed Joshua Li 22.75 OcR 27.08 OcR Australia 22.7526.8829.3628.9125.44
Square-1 Jianwei Zhu (朱剑伟) 36.36 NR 42.41 NR China 36.3643.8747.00
Magic Timothy Sun 1.02 NAR 1.12 NAR United States
Event Round Format Time limit Proceed
3x3x3 Cube First round Bo3
Second round Ao5
Final Ao5
2x2x2 Cube Final Ao5
4x4x4 Cube Final Ao5
5x5x5 Cube Final Ao5
3x3x3 Blindfolded Final Bo3
3x3x3 One-Handed Final Ao5
Square-1 Final Mo3
Magic Final Ao5

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).


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.

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