a map of <a href="https://en.wikipedia.org/wiki/Jinghu_South_Circuit" class="extiw" title="en:Jinghu South Circuit">en:Jinghu South Circuit</a> within <a href="https://en.wikipedia.org/wiki/Song_dynasty" class="extiw" title="en:Song dynasty">en:Song dynasty</a>, circa  1100
<a href="//commons.wikimedia.org/w/index.php?title=User:Timmyshin&amp;action=edit&amp;redlink=1" class="new" title="User:Timmyshin (page does not exist)">Timmyshin</a>
CC BY-SA 4.0
Background: <a href="//commons.wikimedia.org/wiki/File:China_edcp_location_map.svg" title="File:China edcp location map.svg">Image:China edcp location map.svg</a>, main reference: <a href="https://en.wikipedia.org/wiki/The_Cambridge_History_of_China" class="extiw" title="en:The Cambridge History of China">en:The Cambridge History of China</a>, Volume 5, Part I, Map 1