This code comprises 17 chapters and 2 appendixes, and its main technical contents include: general provisions, terms, basic requirements, comprehensive pipeline, generic cabling system, information network system, satellite TV reception and cable TV system, electronics conference system,public addressbroadcasting system, information facilities andy system, information application system, building automation system, fire alarm and control system, security systensystem, intelligentized integration system, lightning protection and grounding and machine room engineering etc.