Address：18B, Wing Cheung Industrial Building, 58–70 Kwai Cheong Road, Kwai Chung, New Territories.
Email address：info@hkopa.org
Course enquiry Tel：2528 3433
Course enquiry or registration : 9343 6776
Facebook PM：m.me/hkopa.org
Class appointment : 9588 6714
Book practice class : 9588 6714