Shenzhen public security bureau Public transportation branch,Located in shenzhen futian district dahuang, under the public security FanPa brigade a squadron, two squadron, three squadron and four squadron, for the shenzhen in the field of transportation Public transportation branch public security management enterprise. Public transportation branch and each FanPa squadron intelligent elv systems contain structured cabling systems subsystem, closed-circuit television monitoring subsystem, infrared anti-theft alarm subsystem, public broadcasting (background music) subsystem, TV conference call subsystem, visitors easy management subsystem, intelligent IC Carmen JinZi system, intelligent IC card management subsystem dining room, etc.