The place names of administrative divisions at or above the county level cannot be used as trademarks. But place names have special meanings, except registered trademarks.

trademark act

Article 10 The following signs shall not be used as trademarks:

Geographical names of administrative divisions at or above the county level or foreign geographical names well known to the public shall not be used as trademarks. However, unless the place name has other meaning or is part of a collective trademark or certification trademark; Registered trademarks using geographical names shall remain valid.