A computer-implemented method for evaluating implanting precision of an implant, comprising obtaining a scanning result of an oral cavity without a target implant based on a computed tomography, CT, scanning device; constructing a first three-dimensional model based on the scanning result; and obtaining a scanning result of the oral cavity without the target implant as a first surface model based on an oral digital scanning device; obtaining a second surface model of the oral cavity containing the target implant based on the oral digital scanning device; obtaining an actual position of the target implant in the first three-dimensional model based on the second surface model, the first three-dimensional model and the first surface model, which comprises registering the first surface model with the first three-dimensional model, and registering the second surface model with the first surface model; registering a standard implant abutment model with an abutment part of a registered second surface model to take a spatial area of the implant in the registered standard implant abutment model as the actual position of the target implant; and obtaining an evaluation result of the implanting precision of the target implant based on the actual position of the target implant in the first three-dimensional model and a predicted position of the target implant in the first three-dimensional model; wherein the first three-dimensional model is a model that represents information about teeth in the oral cavity without the target implant, the first surface model is a surface model that represents information about teeth in the oral cavity without the target implant, and the second surface model is a surface model that represents information about teeth in the oral cavity containing the target implant. obtaining a scanning result of an oral cavity without a target implant based on a computed tomography, CT, scanning device; constructing a first three-dimensional model based on the scanning result; and obtaining a scanning result of the oral cavity without the target implant as a first surface model based on an oral digital scanning device; obtaining a second surface model of the oral cavity containing the target implant based on the oral digital scanning device; obtaining an actual position of the target implant in the first three-dimensional model based on the second surface model, the first three-dimensional model and the first surface model, which comprises registering the first surface model with the first three-dimensional model, and registering the second surface model with the first surface model; registering a standard implant abutment model with an abutment part of a registered second surface model to take a spatial area of the implant in the registered standard implant abutment model as the actual position of the target implant; and obtaining an evaluation result of the implanting precision of the target implant based on the actual position of the target implant in the first three-dimensional model and a predicted position of the target implant in the first three-dimensional model; wherein the first three-dimensional model is a model that represents information about teeth in the oral cavity without the target implant, the first surface model is a surface model that represents information about teeth in the oral cavity without the target implant, and the second surface model is a surface model that represents information about teeth in the oral cavity containing the target implant.