Qingdao Prime Numbers 2017

Mar 26, 2017
Qingdao, Shandong, China

Qingdao University

NO.93 Songling Road,Laoshan District, Qingdao, Shandong

Small Auditorium of East Campus

Qingdao Prime Numbers 2017 website

Yu Chen

Yu Chen (陈宇)
WCA Delegate
Danyang Chen (陈丹阳)
Main event
Registration requirements
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Lin Chen (陈霖) won with an average of 9.53 seconds in the 3x3x3 Cube event. Zonghao Zhang (张宗灏) finished second (10.19) and Yunliang Zhang (张赟量) finished third (11.28).

Event Name Best Average Representing Solves
3x3x3 Cube Lin Chen (陈霖) 7.20 9.53 China 9.659.959.917.209.03
2x2x2 Cube Yunliang Zhang (张赟量) 2.28 3.11 China 5.673.342.462.283.53
5x5x5 Cube Lin Chen (陈霖) 1:05.48 1:09.98 China 1:11.721:08.121:11.611:10.211:05.48
7x7x7 Cube Lin Chen (陈霖) 2:27.39 2:51.27 China 2:44.532:27.393:21.89
3x3x3 Blindfolded Bo Pang (逄博) 37.83 DNF China DNF44.5937.83
3x3x3 One-Handed Lin Chen (陈霖) 10.62 12.92 China 11.9313.8514.0610.6212.97
Megaminx Yunliang Zhang (张赟量) 48.31 53.27 China DNF50.6348.3155.8353.34
Event Round Format Time limit Cutoff Proceed
3x3x3 Cube First round Ao5 10:00.00
Second round Ao5 10:00.00
Final Ao5 10:00.00
2x2x2 Cube First round Ao5 10:00.00
Final Ao5 10:00.00
5x5x5 Cube Final Bo2 / Ao5 10:00.00 2 attempts to get < 2:00.00
7x7x7 Cube Final Mo3 10:00.00
3x3x3 Blindfolded Final Bo3 10:00.00
3x3x3 One-Handed First round Bo2 / Ao5 10:00.00 2 attempts to get < 40.00
Final Ao5 10:00.00
Megaminx Final Bo2 / Ao5 10:00.00 2 attempts to get < 2:00.00

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).


The result to beat to proceed to the second phase of a cutoff 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.

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