Shenzhen LongGreat Electronic Technology Co., Ltd was established in 2008,we are a professional&high-tech LED control system manufacturer with R&D,production,sales and after-sales as a whole service. Main product: LED asynchronous display control system,wireless control system, LED display software, etc. Communications: Serial port,U-disk,ethernet/LAN port,wireless transmission,GSM transfer, etc. Our products have covered various of applications such as LED displays,LED strips screen,LED ...