Vainu (Ida-Viru Koān)
Vainu sī chi̍t ê tī Estonia Kiōng-hô-kok Ida-Viru Koān Lüganuse Kàu-khu ê chng-thâu (küla).
| Vainu | |
| — Chng-thâu — | |
  Vainu |
|
| Keng-hūi-tō͘: 59°22′50″N 26°58′19″E / 59.38056°N 26.97194°E | |
| Kok-ka |  Estonia
|
|---|---|
| Koān | Ida-Viru |
| Chū-tī-thé | Lüganuse Kàu-khu |
| Jîn-kháu | |
| - Lóng-chóng | 17 lâng |
| Sî-khu | EET (UTC+2) |
| - Jo̍at--lâng | EEST (UTC+3) |