Vehicle information processing and estimation sub-model generation method and device and storage medium

The embodiment of the invention provides a vehicle information processing and estimation sub-model generation method and device and a storage medium. In the embodiment of the invention, a vehicle model feature library and evaluation sub-models corresponding to different vehicle model features are set, a corresponding relation between vehicle feature information and vehicle model features is maintained in the vehicle model feature library, according to the vehicle feature information, target vehicle model features in the vehicle model feature library are matched, feature conversion is performed on vehicle condition description information, and target vehicle condition features are obtained; and inputting the target vehicle model features and the target vehicle condition features into a target evaluation sub-model corresponding to the target vehicle model features to carry out vehicle evaluation so as to obtain estimated transaction information of the vehicle. In the whole process, vehicle valuation is performe