Katku
Katku sī chi̍t ê tī Estonia Kiōng-hô-kok Lääne-Viru Koān Sõmeru Kàu-khu ê chng-thâu (küla).
| Katku | |
| — Chng-thâu — | |
  Katku |
|
| Keng-hūi-tō͘: 59°22′N 26°30′E / 59.367°N 26.500°E | |
| Kok-ka |  Estonia
|
|---|---|
| Koān | Lääne-Viru |
| Chū-tī-thé | Sõmeru Kàu-khu |
| Jîn-kháu | |
| - Lóng-chóng | 21 lâng |
| Sî-khu | EET (UTC+2) |
| - Jo̍at--lâng | EEST (UTC+3) |