About A&D

As a prestigious corporation, we will continue to pursue the best service to meet the needs of our customers both now and in the future.

A & D (HK) Security Systems Ltd., headquarters in Toronto, is the sole dealer of Kantech Systems Inc. that dedicates to design high quality systems, technology and Canada defence for the security industry. With the ISO9001 certificate, our products that are reliable, innovative and cost effective. Products designed to be very best in the world.

We being a licensed security firm under Chapter 250 of HK Ordinance and provide full- range of Security Systems business including Read only Access Control, Read & Write Smart Card Systems, CCTV, Burglar Alarm and Fiber Optic Video & Data Transmission Systems. The main stream of our business is on big project base and as systems integrators to tailored-made some not off the shelf products to meet the needs of our clients. Our clientele on both Mainland China & Hong Kong are mainly on Banking Sector, International Airport, Mass Transits Railway both the MTRC & KCRC, Container Terminals and Listed International Conglomerates.

As for our technical support and after sales services, 'Satisfaction Guarantee' is always the motto of our company. Our teams consists of our highly trained and qualified professionals both in hardware and software to render consultation, installation, and maintenance to meet customers' best satisfaction.

For our security systems, the wide range of our main products, both in-house developed and OEMs, offer to meet the unique needs of any financial, commercial, industrial and residential requirements. And functional elegance has always been combined with pleasing aesthetic design to blend in tastefully with any interior decor. Our products are also checked and mostly listed by independent testing facilities, such as UL (UNDERWRITERS LABORATORIES), ULC (UNDERWRITERS LABORATORIES OF CANADA), FCC and DOC, as well as many other approval agencies and organizations WORLD-WIDE. Furthermore, our repair and maintenance warranty are also provided as a full package to meet the demands of our customers.


For and on behalf of

A & D Security Systems Limited

Mr. David K.T. Ho


Copyright © 2011. A&D Security Systems Limited. All Rights Reserved.