As a professional DVR(digital video recorder) card and DVR manufacturer, Shenzhen Aopvision Tech Co., Ltd,provides its customers with quality products and flexible functions.Established in 2002, Shenzhen Aopvision?Technology Co., Ltd focuses mainly on manufacturing DVR card and DVR. Basically we have four kinds of product;DVR card, CCTV cameras, standalone DVR and video server, and wireless communication phone device. Our Shenzhen office has around 80 employees and our factory has more than　1000 workers. With two SMT lines and four assembly lines in Chinatowards the the goal of being as a giant in China's Safety Guard Industry.