Changchun Open 2018

Jun 18, 2018
Changchun, Jilin, China

Zhonghai international shopping mall, TOUCH 12th steet shopping mall

Linhe Street South Sanhuan inersection, Nanguan District
Changchun Open 2018 website
Organization team
Hongyang Wang (王红洋)
WCA Delegates
Fangyuan Chang (常方圆) and Ming Zheng (郑鸣)
Main event
Registration requirements
This competition is over, click here to display the registration requirements it used.
There is a competitor limit of 120 competitors.
The base registration fee for this competition is ¥50 (Chinese Renminbi Yuan).

The registration period is divided in two phases. The first phase starts at 20:00 on May 13th and ends at 19:59 on May 23th, while the second phase starts at 20:00 on May 23th and ends at 20:00 on June 5th. The registration fee includes basic entry fee and additional fee per event. The 2nd-phased registrant needs to pay the fee 0.5 time more than the early bird in the 1st phase of registration.

The limitation is 120 participants, based on a first-come-first-serve rule. For Chinese domestic participants, a completed registration is online registration plus prepaid registration fee via Alipay on Cubingchina. For oversea participants, if you can't pay the fee online and your registration is not accepted antomatically, pls contact the delegate via E-mail. Then we will make a reservation for you by manually accepting your registration and you can pay the fee by cash at the venue. Please check out the competition website for registration and the other information.

If you would like to cancel your registration, pls go through the registration page to do it by yourself and you will get 50% refund of the registration fee. Please keep in mind that, once you cancel the registraton, you are not able to attend the competition any more. The ending of the registration cancellation is at 20:00 on May 31th.

Click here to display the highlights of the competition.

Jiayu Wang (王佳宇) won with an average of 7.55 seconds in the 3x3x3 Cube event. Sheng Cao (曹晟) finished second (9.13) and Jingheng An (安敬恒) finished third (9.84).

Event Name Best Average Representing Solves
3x3x3 Cube Jiayu Wang (王佳宇) 6.28 7.55 China 6.2810.658.767.046.84
6x6x6 Cube Sheng Cao (曹晟) 1:55.95 2:04.08 China 1:55.952:10.142:06.14
7x7x7 Cube Sheng Cao (曹晟) 2:43.65 2:52.04 China 3:05.712:43.652:46.76
3x3x3 One-Handed Sheng Cao (曹晟) 12.37 14.03 China 12.3716.1512.5213.4118.60
Clock Liudi Sun (孙柳笛) 7.36 7.97 China
Megaminx Sheng Cao (曹晟) 43.80 47.12 China 43.8054.9847.5345.4948.35
Square-1 Tina Xiangyan Jin (金香延) 11.48 15.75 China 16.7311.4818.1416.0214.49
Event Round Format Time limit Cutoff Proceed
3x3x3 Cube First round Ao5 3:00.00 Top 60 advance to next round
Second round Ao5 1:00.00 Top 8 advance to next round
Final Ao5 1:00.00
6x6x6 Cube Final Bo1 / Mo3 5:30.00 1 attempt to get < 4:00.00
7x7x7 Cube Final Bo1 / Mo3 7:00.00 1 attempt to get < 5:30.00
3x3x3 One-Handed Final Bo2 / Ao5 1:00.00 2 attempts to get < 40.00
Clock Final Bo2 / Ao5 50.00 2 attempts to get < 25.00
Megaminx Final Bo2 / Ao5 4:00.00 2 attempts to get < 2:20.00
Square-1 Final Bo2 / Ao5 1:30.00 2 attempts to get < 40.00

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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