International Mathematical Olympiad

Chun Hei Yiu

Year	Country	P1	P2	P3	P4	P5	P6	Total	Rank	Award
2021	Hong Kong	4	0	0	0	0	0	4	439
2022	Hong Kong	7	7	1	7	7	0	29	112	Silver medal
2023	Hong Kong	7	7	3	7	2	2	28	104	Silver medal