What projects does the weak current project include?

The weak current system includes: ccTV monitoring system, burglar alarm system, entrance guard system, electronic patrol system, parking lot management system, visual intercom system, home intelligent system and security system, background music system, LED display system, plasma splicing screen system, DLP large screen system, three-meter CC system, building automatic control system, lightning protection and grounding system, paging intercom and professional intercom system, weak current pipeline system, UPS uninterrupted power supply system, Computer room system, integrated wiring system, computer local area network system, property management system, multifunctional conference room system, cable TV system, satellite TV system, satellite communication system, fire protection system, telephone communication system, hotel management system, video-on-demand system, human resource management system and so on.