Embodiments of this application provide an image sharing method. The method includes: establishing, by a first electronic device, a Bluetooth link to a second electronic device; establishing, by the first electronic device, a Wi-Fi link to a Wi-Fi wireless access point, and establishing, by the second electronic device, a Wi-Fi link to the Wi-Fi wireless access point; obtaining, by the first electronic device, an image, and sending the image to the second electronic device over a Wi-Fi link; and after receiving the image, determining, by the second electronic device, whether a display screen of the second electronic device is on. The second electronic device displays the image on the display screen if determining that the display screen is on. According to the method in this application, transaction processing efficiency of an electronic device can be greatly increased.