Shenzhen Zhongke Liansheng Technology Co.,Ltd. is a leading Manufacture, focuses on metal detector technology in Shenzhen City,China. Zhongke undertakes R&D of detection technology, professionally develop, produce and sell metal detectors series facilities. The main products of our company are metal detecting door of Walk-through Metal Detector, hand-held Metal Detector,underground Searching Detectors and X-ray security-check machines series etc.