A hand-washing monitoring method, applied to a terminal , comprising: establishing (S11) remote connection with a hand-washing device by the terminal ; acquiring (S12), by the terminal , usage information of the hand-washing device based on the established remote connection, from the hand-washing device ; recording and outputting (S13), by the terminal , hand-washing statistical data according to the acquired usage information; and setting (S22) in advance, in the terminal , prompt information, and sending (S22) a prompt instruction based on the prompt information to the hand-washing device or a wearable device , the prompt instruction being used to prompt hand-washing, characterized in that: the prompt information further comprises: action prompt information; and the sending (S22) a prompt instruction based on the prompt information comprises: acquiring at least one of heartbeat and body temperature of a user of the hand-washing device by the wearable device , and acquiring action information of the user of the hand-washing device based on at least one of the heartbeat and body temperature; and sending the prompt instruction when the action information of the user of the hand-washing device is consistent with the action prompt information comprised in the prompt information. establishing (S11) remote connection with a hand-washing device by the terminal ; acquiring (S12), by the terminal , usage information of the hand-washing device based on the established remote connection, from the hand-washing device ; recording and outputting (S13), by the terminal , hand-washing statistical data according to the acquired usage information; and setting (S22) in advance, in the terminal , prompt information, and sending (S22) a prompt instruction based on the prompt information to the hand-washing device or a wearable device , the prompt instruction being used to prompt hand-washing, characterized in that: the prompt information further comprises: action prompt information; and the sending (S22) a prompt instruction based on the prompt information comprises: acquiring at least one of heartbeat and body temperature of a user of the hand-washing device by the wearable device , and acquiring action information of the user of the hand-washing device based on at least one of the heartbeat and body temperature; and sending the prompt instruction when the action information of the user of the hand-washing device is consistent with the action prompt information comprised in the prompt information. the prompt information further comprises: action prompt information; and the sending (S22) a prompt instruction based on the prompt information comprises: acquiring at least one of heartbeat and body temperature of a user of the hand-washing device by the wearable device , and acquiring action information of the user of the hand-washing device based on at least one of the heartbeat and body temperature; and sending the prompt instruction when the action information of the user of the hand-washing device is consistent with the action prompt information comprised in the prompt information. acquiring at least one of heartbeat and body temperature of a user of the hand-washing device by the wearable device , and acquiring action information of the user of the hand-washing device based on at least one of the heartbeat and body temperature; and sending the prompt instruction when the action information of the user of the hand-washing device is consistent with the action prompt information comprised in the prompt information. <EOS>