Taianfu, Shan‐si, China (Google Maps ⧉, OpenStreetMap ⧉)

"After riding then those ten days from the city of Juju, you find yourself in a kingdom called Taianfu, and the city at which you arrive, which is the capital, is also called Taianfu."

"There grow here [Taianfu] many excellent vines, supplying great plenty of wine; and in all Cathay this is the only place where wine is produced."