The invention relates to a device for releasable mounting of cabinets or similar installed equipment in galleys of airplanes on seating rails placed in the direction of flight on the cabin floor. The PCS receives data from line controllers regarding processes that are completed on each part. A sprinkler is coupled to the mat. A first electrode is electrically connected to the first semiconductor layer. Labeling the view indicates the orientation of the heart in the scanned volume. The location-based transaction processing method may include providing information on a display frequency for each area displayed on a map service to a storekeeper terminal, and creating a market POI indicating a virtual marketplace of a storekeeper at a location selected by the storekeeper terminal based on the display frequency.