Shenzhen Rotang Tech Co.,Ltd is a leading manufacturer focusing on CCTV Cameras and DVR Series R&D manufacture .and global exporter of high quality "ROTANG" SERIES CCTV security products including as follows?CCTV camera, IR-III Dot-Matrix Infrared Cameras, SUPER WDR Camera, IR Waterproof camera,IP Camera, dom camera,box camera, mini camera, Hidden camera, wireless camera, DVR/NVR.