We are a reliable manufacturer of LED display control card in Nanjing China. Our newest X series LED display controller supports huge functions which other LED display control cards don't have, such as: infinite width, infinite programmed, infinite areas, 256 grade gray level, full color and asynchronous and anti-corrosion paint process. All these features make the card more durable and resistant to high temperature anti-aging. Our LED display controller card (control system) is widely used in public houses, windows, shopping, supermarkets and so on. It fits most types of LED display module panels such as P3.75, P4, P5, P6, P10, P12, P16, P20, etc.