Shenzhen DefensePlus Technology Co.Ltd is a professional manufacturer of security equipments, specialized development and research in the X-ray baggage scanner,walk through metal detectors,handheld metal detectors,handheld Chemical Identifier, Under Vehicle Surveillance System(UVSS),Explosives Trace Detector(ETD)and relative security services for industry and public filed.We have 10 years experience to research,design and manufacture different kinds of security equipments to various customers home and abroad.