Vientiane Open 2025

Date: Jun 14 - 15, 2025
City: Vientiane, Laos
Venue: Panyathip British International School - Secondary Campus
Address: Saphanthong Neua Village, Sisattanak District, Vientiane, Laos
Details: 3rd Floor Assembly Hall Building B
Contact: Organization team
Organizers: Kiengsack Manorom, Konesack Manorom, Pawina Panyathip, and Thotsaphone Viengviseth
WCA Delegate: Tanai Chaikraveephand (ธนัย ชัยกระวีพันธ์)

: Download all the competition's details as PDF here.

Information

First competition in Laos in 2025!
It's the second ever official WCA competition in Laos but the first ever to be organized by Lao cubers!

Events
Main event
Competitors: 23

Registration period: Online registration opened and closed .
Registration requirements: This competition is over, click here to display the registration requirements it used.

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Create a WCA account here if you don't have one.
If this is not your first competition, associate your WCA ID to your WCA account here.
Register for this competition here.
There is a competitor limit of 70 competitors.
The base registration fee for this competition is 150,000 ₭ (Lao Kip).
Registration fees won't be refunded under any circumstance.
Registrants on the waiting list may be accepted onto the competitor list until .
If you are a registered competitor you may change your registered events until on the Register tab.
No on the spot registrations will be accepted.
Any spectator can attend for free.

You register on this web page. You need to register with given name and family name.
We will accept your registration within a few days.
If there are more registrations than the maximum, you will be placed on the waiting list.
Your registration is accepted, only if your name is visible on the competitors list.
Payment of registration fee during on-site registration, in cash only.
Highlights: Click here to display the highlights of the competition.

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Trust Chaiaya won with an average of 10.20 seconds in the 3x3x3 Cube event. Natchanon Yimkaew (ณัฐชนน ยิ้มเเก้ว) finished second (11.58) and Phasouk Sypaseuth finished third (12.38).

Event	Name	Best	Average	Representing	Solves
3x3x3 Cube	Trust Chaiaya	8.57	10.20	Thailand	15.67	9.40	9.56	11.63	8.57
2x2x2 Cube	Trust Chaiaya	2.30	3.98	Thailand	4.18	4.18	5.19	2.30	3.59
4x4x4 Cube	Trust Chaiaya	42.89	44.80	Thailand	42.89	44.32	51.68	44.56	45.53
3x3x3 One-Handed	Trust Chaiaya	13.39	14.64	Thailand	13.39	13.96	15.79	18.11	14.16
Clock	Natchanon Yimkaew (ณัฐชนน ยิ้มเเก้ว)	11.11	13.20	Thailand	11.11	14.78	13.26	11.55	14.89
Pyraminx	Trust Chaiaya	5.25	8.51	Thailand	9.71	8.09	5.25	8.96	8.48
Skewb	Natchanon Yimkaew (ณัฐชนน ยิ้มเเก้ว)	5.65	7.57	Thailand	9.82	9.19	6.33	7.19	5.65

This competition will place at Panyathip British International School - Secondary Campus , 3rd Floor Assembly Hall Building B (Near The Embassy of India)

Payment of registration fee on the day of the competition, at the entrance of the venue, in cash only.

ຈ່າຍຄ່າລົງທະບຽນໃນມື້ແຂ່ງຂັນ, ຢູ່ທາງເຂົ້າຂອງສະຖານທີ່, ເປັນເງິນສົດເທົ່ານັ້ນ.

If this is your first competition, please bring a form of identity document to identify yourself (ID card, driver's license, or Passport) for registration on the first day.
There will be a tutorial for first-timers before the competitions begin.

ຖ້ານີ້ແມ່ນການແຂ່ງຂັນຄັ້ງທໍາອິດຂອງທ່ານ, ກະລຸນາເອົາແບບຟອມເອກະສານປະຈໍາຕົວຂອງຕົນເອງ (ບັດປະຈໍາຕົວ, ໃບຂັບຂີ່, ຫຼືຫນັງສືຜ່ານແດນ) ເພື່ອລົງທະບຽນໃນມື້ທໍາອິດ.
ຈະມີບົດສອນສຳລັບຜູ້ເຂົ້າຮອບທຳອິດກ່ອນທີ່ການແຂ່ງຂັນຈະເລີ່ມຂຶ້ນ.

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).

Format

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.