The present invention relates to a service system of a deep metrorail station. The service system comprises: a customer management room for analyzing location information of a customer using a metrorail and providing service information; a vertical connection passage for moving the customer in a vertical direction with respect to the ground using an elevator arranged in the customer management room; and a platform where the metrorail can be stopped. The service system provides service information desired by the customer using the deep metrorail station, thereby increasing customer satisfaction.
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