Wireless-touch display system and method thereof

A wireless-touch display system and a method thereof are provided. The system includes a cloud device, a portable device, and a touch display. The portable device wirelessly connects to the cloud device and the touch display. A digital data is computed by a cloud computing of the cloud device through the portable device. The portable device will create an operating display data according the operational circumstances, and the touch display will receive and display the operating display data. Then, the touch display records the touched positions from its touch screen and then creates a touch data. The touch data is sent to the portable device, such that the portable device will find out an operation command of the operating display thought the touch data imaging. The command will be executed to control the digital data processing.