fig6 the present invention also provides a driving circuit the driving circuit is disposed in a liquid crystal display device for driving a liquid crystal display panel the driving circuit includes a driving chip asic and a connector connected with the liquid crystal display panel the driving circuit further includes an electrostatic discharge protection chip which is respectively connected with the driving chip and the connector the electrostatic discharge protection chip includes an electrostatic discharge module the electrostatic discharge module is an electrostatic discharge protection chip in the prior art the electrostatic discharge protection chip in the present invention also includes at least a detection module used for detecting an equivalent resistor of the electrostatic discharge module in the driving circuit to determine whether the electrostatic discharge module is abnormal worn off as shown in fig7 the driving chip asic is connected with the connector there is a ground resistor r 1 between a pin n 1 of the driving chip and the pin n 1 of the connector the electrostatic discharge protection chip includes two detection ends a detection end of the electrostatic discharge protection chip is connected between the pin n 1 of the driving chip and the pin n 1 of the connector the other detection end of the electrostatic discharge protection chip is.