In context of overlay "Things" – Underground Fire Hydrant – https://osm.org/node/12208813169 via StreetComplete 59.1:

設施位於道路短邊正中央、長邊中央偏南

Attached photo(s):
https://westnordost.de/p/243047.jpg
https://westnordost.de/p/243048.jpg
https://westnordost.de/p/243049.jpg