SHENZHEN SMILETECH CO.,LTD(hereinafter referred to as SMILETECH) founded in 2008, is a world’s leading supplier of video surveillance products and solutions. As a national key high-tech enterprise, SMILETECH is professional in developing and manufacturing the most advanced video surveillance products. Following are the main research directions of our company, intelligent PTZ camera, smart IP cameras,4G solar camera, home securiry Wi-Fi cameras, NVRs, DVRs, HD Analog cameras, video management software, alarm systems and CCTV modules, etc. SMILETECH experienced enginee...