Chapter 1 proposal of the scheme 4 Chapter 2 overview of LED large-screen channel management system, design principles and specifications 4 2.1 system overview 4 2.2 design principle 5 2.3 the main design basis is specification 6 2.4 it is recommended to use LED large-screen channel management system Chapter 3 system structure advantages and characteristics of LED large-screen channel management system 6 3.1 structure composition of LED large-screen channel management system 6 3.2 advantages of LED large-screen channel management system 7 3.3 features of LED large screen access control attendance channel management system 8 Chapter 4 the components and accessories of LED large-screen channel management system 9 4.1 two-way controller of brake 9 4.2 intelligent card reader and card 10 4.3 fingerprint entrance guard 11 4.5 face recognition access control device 12 4.5 LED screen control card 13 4.6 intelligent brake - speed gate 13 4.7 intelligent brake machine - wing brake 14 4.8 smart brake - swing 16 4.9 intelligent brake machine - three-roll brake 17 4.10 intelligent brake machine - full height switch 18 4.11 card issuer 19 Video snapshot function (selected) 19 Camera 19 4.13 other accessories of LED large-screen access control channel system 20 Power supply of intelligent controller and card reader 20 4.13.2 direct connection screen of controller (optional) 20 4.13.3 the controller is directly connected to the LCD screen (optional) 21 4.13.4 controller voice module (optional) 21 4.13.5 serial port module of controller (optional) 22 Chapter 5 software and function introduction of LED large screen access control channel system 23 5.1 LED large screen access control channel management software introduction 23 5.2 basic functions of LED large-screen access control channel management system 24 5.3 LED large screen access control channel management system statistics function 25 5.4 LED large screen access control channel management system attendance function 25 5.5 LED large-screen access control channel management system capture function 28 5.6 LED large screen access control channel management system application example 32 Chapter 6 company profile and qualification certificate 33 6.1 company profile 33 6.2 company qualification certificate 33 Chapter 7 typical customers and sample projects 33 Chapter viii equipment list and price 33 Chapter ix construction progress and plan 33