TV program broadcasting method and system

The invention relates to a TV program broadcasting method and system. The method comprises the following steps: monitoring the image quality of a TV program in a real-time manner in the broadcasting process of the TV program; if the image quality is monitored to be lower than a preset value, repairing an image, and broadcasting the image after the image is repaired. According to the invention, the image quality of the TV program is monitored in a real-time manner in the broadcasting process of the TV program, if the image quality of the TV program is lower than the preset value, the image is repaired, and after the image quality is repaired, the image is broadcast, so that the problem that broadcast images are obscure or incomplete because signals received by a terminal are low and the image quality is bad is solved, great convenience is brought for users, and the user experience is greatly guaranteed.