Analysis: Common weak current includes: ccTV monitoring system, burglar alarm system, access control system, electronic patrol system, parking lot management system, visual intercom system, home intelligence system and security system, background music system, LED display system, plasma splicing screen system, DLP large screen system, three-meter CC system, building automation 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, multi-functional conference room system, cable TV system, satellite TV system, satellite communication system, fire protection system, telephone communication system, hotel management system and video-on-demand system.
The weak current engineers you mentioned are only dragonflies, the construction masters of weak current engineers, who pull network cables, screw screws, hit electric hammers, climb ceilings and drill manholes.