Terminal device identification method and system and storage medium

The invention discloses a terminal equipment identification method and system and a storage medium. The method comprises the following steps: obtaining device identification information and device feature information reported by an accessed terminal device in real time; ,atching the equipment identification information with equipment identification information in a cache database, wherein the cache database is updated according to a historical equipment identification result; if the matching is successful, obtaining equipment information as an identification result of the terminal equipment according to the matched equipment identification information; and if the matching is unsuccessful or the equipment information cannot be acquired according to the matched equipment identification information, identifying the terminal equipment by utilizing the equipment identification information and the equipment feature information to obtain the equipment information of the terminal equipment. The terminal equipment ide