Electrical vehicle-mounted equipment quality remote monitoring method and system

Provided is an electrical vehicle-mounted equipment quality remote monitoring method which comprises the following steps: 1) an LAIS vehicle-mounted equipment arranged on a locomotive transmits obtained running state information and equipment state information of LKJ equipment and TAX equipment to ground equipment through a wireless channel; 2) a data centre access server of the ground equipment is connected with a communication server; 3) an information analysis processing server carries out analysis on the received data and translates the necessary data; and 4) the information analysis processing server transmits the received original locomotive equipment state information to an equipment state analysis server, the equipment state analysis server carries out assembly combination on the equipment state information and analyzes the collected data according to the determined equipment quality top point, and if equipment is abnormal, warning information together with the locomotive running state information is