Which country is home to the most decorated IMO participant of all time?

By Phong Ngo   August 9, 2026 | 03:28 pm PT Google Get VnExpress first in Google Search info See more of the news you trust. Make VnExpress a preferred source to prioritise our updates in your Google search results
Eighteen-year-old Alex Chui won his fifth gold medal and seventh overall medal at the 2026 International Mathematical Olympiad in Shanghai, China, becoming the most successful contestant in the competition's history.
Alex Chui, the most successful International Mathematical Olympiad contestant. Photo from Tonbridge School website

Alex Chui, the most successful International Mathematical Olympiad contestant. Photo from Tonbridge School website

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