1、for engineering design of generic cabling system for city residential buildings (CECS/119-2000) 3.4, code for design of buildings and campus cable systems engineering (GB/T50311-2000) 3.5, the code for electrical design of civil buildings (JGJ/ T16-92) 3.6, the code for civil closed circuit monitori
2、ng TV system engineering technology (GB/50198-94) 3.7, the types of system earthing and safety technical requirements (GB14050-93) 3.8, of the security engineering procedures and requirements (GA/T75-94) 3.9, the rules of security engineering acceptance (GA/T308-2001) 3.10, the industrial design of
3、TV system code (GBJ 115) 3.11, the Security checks prevention system pass for graphics symbol (GA/74-94) 3.12, and fire linkage control equipment General technology conditions (GB 16806-1997) four, and system function and features in system both advanced, and practical, and mature, and reliable, and do system open, and can extended sex good, both investment reasonable, and benefits best of purpose