Article transport system

An article transport system, comprising:

• at least one transport vehicle configured to transport a plurality of articles along a transport route, the plurality of articles being unloaded from the at least one transport vehicle at respective unloading places along the transport route, each article of the plurality of articles corresponding to a respective unloading place of the unloading places along the transport route;
• a plurality of tags, each tag of the plurality of tags being applied to a corresponding article of the plurality of articles, each tag configured to individually identify the corresponding article of the plurality of articles;
• a tag reading device mounted on the at least one transport vehicle configured to read tag information of the plurality of tags;
• and
• a progress management section configured to determine a progress status of a supply of the plurality of articles at each of the unloading places, wherein the determining of the progress status comprises determining whether the tag information, read by the tag reading device, matches an expected set of tags, based on a location of the at least one transport vehicle and a relationship between locations of the at least one transport vehicle and respective sets of tags from the plurality of tags that are to exist on the at least one transport vehicle.