Hangzhou Sino Technology Co.,Ltd has been specializing in the research, production and sales of CCTV video security and surveillance products since established in 2014, we have a prefessional consulting team in Hangzhou,with some of the most experienced technical and sales personnel in the industry.which enables us to provide high quality products at very affordable prices,We have established profound and long-term strategic cooperative relationships with over thirty domestic and overseas enterprises.and our office in Hangzhou are very near Dahua and Hikvision headquarter,We could provide the professional and humanized optimization of integrated management system solutions to your company. Our products include: IP Cameras, Network Speed Dome,NVR,XVR,HDCVI Camera,PTZ,and Thermal Camera. Our mission is to provide quality and innovative products with excellent service while at the same time making your purchase and use of security and surveillance products simple, and affordable.Sino Technology,Building the future with you.