Disruptive technologies, which have groundbreaking effects on existing traditional or mainstream technologies, have great potential applications, and are actively recognized and nurtured by all countries. This article summarizes the standard reports on technology identification research released by foreign government agencies, think tanks, intelligence agencies, consulting firms, universities, and patent analysis institutions. It then analyzes and evaluates the disruptive technology identification methods in order to provide reference for the corresponding disruptive technology identification methods in China.