Integrated electronic system of safe city takes urban integrated information command platform system, integrated administration and command center system, CCTV system, invasion detection and alarming system, vehicle positioning and management system, intelligent transportation system, patrol system, access control system and other subsystems as physical foundations, and it’s conducted in a flexible manner based on different venues and requirements. As a technical precaution as well as extension and enhancement of personnel and physical protection approaches, it’s an organic and integrated system, which has been extensively used in government offices, public utilities military installations, industrial sectors, traffic and transportation, hotels, shopping malls and other public or special venues to effectively ensure public security. Integrated electronic system of safe city is one of BDK’s main businesses. As the extended application of TV technology, BDK had started to design and develop complete set of CCTV system as early as some 30 years ago based on its technologies and experiences in radio and TV industry, which made it the pioneer of China’s security monitoring industry. BDK has been holding China’s highest qualification for design and integration of security systems as well as the industry’s highest qualifications for years, and it has become a renowned security engineering enterprise in Beijing. In recent years, BDK has started to penetrate into security applications based on TV monitoring, radio and TV related core technologies, and further integrated computer and communication technologies, which allowed it to enter into safe city, intelligent building and related areas.