Apex Door Service Ltd. Is one of the largest automatic door company in Hong Kong.We're specializes in the supply, installation and service of automated pedestrian door entry equipment. We offer door operators for any type swing, slide and folding systems for industrial / commercial doors applications. These include cold room, acoustical, clean room, shielded and other special situation doors. We also feature equipment for automated perimeter security including motorized gate operators, manual and electricturnstiles, and vehicle traffic controllers. Further, we offer a complete line of security hardware and control accessories necessary for and integrated ingress/egress system.