our One-Stop Security and Automation Products Source. Founded in 1995, SIN FOOK main in installation and service of Security System ,Automation,CCTV Surveillance System products. Today, SIN FOOK has become one of the major wholesalers, distributors, Key Project Base Installatin and online retail suppliers in Security and Automation products market. SIN FOOK focuses on 4 main product lines - Autogate System, Burglary Alarm System, Access Control System and CCTV Surveillance System. We are the authorized wholesaler for a wide variety of security and automation product brands.