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  • Hong Kong Olympiad in Informatics

Prize-giving Ceremony

The joint prize-giving ceremony of HKOI 2025/26, HKGOI 2025/26, SDIC 2025 and NOIP 2025 (Hong Kong) will be held on 7th February 2026.
Please refer to Prize-Giving Ceremony page for details.

January 11, 2026 11:30 pm

Results of HKPSOI 2025/26 Heat Event

The Heat Event of Hong Kong Primary Schools Olympiad in Informatics has concluded on 19th December 2025. The results of the Heat Event has been published.

The registration period of the Final Event shall be 12th – 26th January 2026. The contact persons in the application forms should have received an email containing the details.

January 11, 2026 3:14 pm

Results of NOIP 2025

The National Olympiad in Informatics in Provinces 2025 (Hong Kong) has been held successfully on November 29 at Wah Yan College, Kowloon. The results has been published.

Results of NOIP 2025

December 15, 2025 5:50 pm

Results of HKOI 2025/26

Hong Kong Olympiad in Informatics 2025/26 has been held successfully on December 6 at City University of Hong Kong. The results has been published.

Results of HKOI 2025/26

The prize-giving ceremony is tentatively scheduled on February 7, and the details will be announced in January.

December 8, 2025 11:04 pm

Results of HKGOI 2025/26

Hong Kong Girls’ Olympiad in Informatics 2025/26 has been held successfully on November 23 at City University of Hong Kong. The results has been published.

Results of HKGOI 2025/26

November 23, 2025 7:36 pm

Results of SDIC 2025

Results of SDIC 2025 has been published. HKACE will apply for CSP-J/S physical certificates on behalf of all winners. Please do not apply for physical certificates on your own.

November 16, 2025 12:12 am

HKPSOI 2025/26 is now accepting applications

Details for Hong Kong Primary Schools Olympiad in Informatics (HKPSOI) 2025/26 has been published. The Heat Event will be held from 8th December (Monday) to 19th December 2025 (Friday) and the Final Event will be held on 28th February 2026 (Saturday).

We welcome all primary schools to participate in the competition. Application deadline is 24th November 2025 (Monday).

See instructions for application.

November 1, 2025 2:59 pm

HKOI 2025/26

We are now accepting applications for Hong Kong Olympiad in Informatics 2025/26.
Heat Event: 8th November, 2025 (Saturday)
Final Event: 6th December, 2025 (Saturday)
Each secondary school may nominate up to 16 students. Application deadline is 28th October, 2025 (Tuesday). Nominations will be accepted on a first-come-first-serve basis.
For details, please visit https://hkoi.org/en/hkoi/.

October 2, 2025 12:01 am

HKGOI 2025/26

We are now accepting applications for Hong Kong Girls’ Olympiad in Informatics 2025/26.
Main Event: 23rd November, 2025 (Sunday)
Each secondary school may nominate up to 6 female students. Application deadline is 28th October, 2025 (Tuesday). Nominations will be accepted on a first-come-first-serve basis.
For details, please visit https://hkoi.org/en/hkgoi/

October 2, 2025 12:00 am

Special Announcement regarding SDIC Heat Event / CSP-J1/S1 on 20th September 2025 (Saturday)

As a tropical cyclone is approaching Hong Kong. We urge all participants to familiarize themselves with the updated Inclement Weather Arrangement.

Our contingency plan has been confirmed with the China Computer Federation. The rules are as follows:
If EDB announces the suspension of AM schools: SDIC Junior Group / CSP-J1 will be postponed to 27th September 2025 (Saturday).
If EDB announces the suspension of PM schools: SDIC Senior Group / CSP-S1 will be postponed to 27th September 2025 (Saturday).

If it becomes necessary, any make-up test(s) will use a different question paper. Consequently, the results will be used solely to determine advancement to the next round. Participants will not be eligible for awards or certificates for this round.

Please monitor our website frequently for latest updates.

September 18, 2025 11:00 am