Taichung City's cleaning trucks have been equipped with GPS satellite positioning equipment, and the public can check collection point information and the real-time location of garbage trucks through their mobile devices. Using the built-in positioning function of the mobile device, you can search for a collection point within 100, 200 or 300 meters away that is convenient for dumping garbage, and set it as "my favorite". When the garbage truck is about to arrive, you can receive a notification