• Hong Kong Olympiad in Informatics (HKOI) is an annual programming competition for secondary students.
  • HKOI Online Judge
  • Hong Kong Olympiad in Informatics

SDIC 2021

Hong Kong Secondary Schools Software Development Invitational Contest (SDIC) 2021 Heat Event will be held on 19th September, 2021 (Sunday).

The application deadline is 6th September, 2021 (Monday).

August 23, 2021 8:40 am

HK students triumph at 33rd International Olympiad in Informatics

A team of Hong Kong students has brought home one gold and three silver medals against contestants from 88 countries or regions from all over the world at the 33rd International Olympiad in Informatics (IOI 2021). This is the best result since Hong Kong’s first participation in 1992.

Team members and results

Press Release


From left: Hsieh Chong Ho, Xie Lingrui, Leung Harris, Yeung Man Tsung

June 30, 2021 2:19 pm

Hong Kong Team Wins 1 Gold, 5 Bronzes in APIO 2021

The Hong Kong Team has won 1 Gold Medal and 5 Bronze Medals in the 2021 Asia-Pacific Informatics Olympiad, hosted by Indonesia. In particular, Leung Harris from Diocesan Boys’ School ranked 1st in the competition. Congratulations to the students!

List of winners

May 26, 2021 10:55 pm