Nordsee-Treene Koān

Nordsee-Treene Koān (Tek-gí: Amt Nordsee-Treene) sī Tek-kok Schleswig-Holstein Chiu Nordfriesland Kūn ê chi̍t ê koān (Amt). Kong-siā Chit-ê koān ū 27 ê kong-siā. Chham-oa̍t Tek-kok ê koān Chham-khó