In a method, a terminal device obtains at least one template source file of a first contact in different ways, and when the terminal devices obtains a face picture in a currently displayed picture through facial recognition, and determines that a first face template included in a first face information template successfully matches the face picture, the terminal device sends, based on contact information, a multimedia file to a first contact to which the first face template belongs. The multimedia file is the picture, a picture set or a video file including the picture, or a picture or a video file generated based on the picture.