Founded in 2002, Shenzhen Mingyang Ages Electronics Co., Ltd. is a corporation that focuses on the intelligent, general and dual-purpose type of security application and is devoted to product innovation and development. We have already developed many series of products (Counting Machine Character superimposers, RS485 Sharers, Elevator Floor Monitors, Keyboard Controllers, Alarm Cards, Alarm Casings, DVR Matrix Video Distributors, Protocol Converters, RS485 Distributors, Speed Dome Cameras, Constant Speed Cameras and Video an...