The utility model discloses an environmental protection intelligence technical field's a tableware reminding device is after meal soried in dining room, including the plastics table, the bottom left and right sides of plastics table is equipped with two sets of controlling means, and connects through the connecting wire between two sets of controlling means, controlling means's top department placed in the middle installs hall proximity switch, and controlling means's left and right sides symmetry opens and have electrical socket, controlling means respectively with speaker, photoelectric proximity switch and hall proximity switch electric connection hole, the utility model discloses install controlling means at the bottom of the table, does not influence outward appearance and cleanness, but the desk can and the desk between serial link, set up the photoelectric proximity switch of normal close, when detect people's shank be close to the desk below the time open circuit, when the dinner plate is close to, turn off the circuit, leave the people, and circuit conduction when not taking away the dinner plate, the speaker warning, the utility model discloses simple structure, reasonable in design has very strong practical value.