Dr. Ho-Yin Lau is a Ontario state licensed medical doctor, specializing in Pediatrics. Graduated Magna Cum Laude from University of Hong Kong Medical School, Dr. Lau currently is working at Oak Valley Health, located in 3601 Hwy 7 #7 Markham ON L3R 0M3 Please call +1-905-940-0112 to contact. Access cdoc101.com on a desktop computer to view more details. | |||