There are a commissioner, first deputy commissioner, second deputy commissioner, third deputy commissioner, and chief secretary in CIB(Criminal Investigation Bureau). CIB includes the section of High-Tech Crime Center, Research and Development Division, Criminal Information Division, Electronic Surveillance Division, 9th Investigation Corps, Telecommunications Investigation Corps, Forensic Science Center ,Forensic Physics and Chemistry Division, Fingerprint Division, Forensic Biology Office, Drug Enforcement Center, Crime Prevention and Detection Commanding Center, Public Relations Office, Secretarial Office, Personnel Office, Government Ethics Office, Accounting and Statistics Office, Crime Prevention Affairs Division, Crime Investigation Affairs Division, Anti-Organized Crime Division, Legal Affairs Division, Criminal Records Division, International Criminal Affairs Division, Logistical Service Division, Cross-Strait Affairs Division, Economic Crimes Division and Internal Affairs and Training Division. The 1st Investigation Corp to the 8th Investigation Corp, Intellectual Property Rights Investigation Corps and Security Guard Unit are also comprised in CIB.