International Mathematical Olympiad

Cho Ho Lam

Year	Country	P1	P2	P3	P4	P5	P6	Total	Rank	Award
2007	Hong Kong	7	7	0	7	7	0	28	40	Silver medal
2008	Hong Kong	7	7	0	4	7	0	25	92	Silver medal
2009	Hong Kong	7	6	1	7	7	0	28	83	Silver medal