Nikolayevsky Koān (Ulyanovsk Chiu)
| Nikolayevsky Koān Николаевский район |
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| Kok-ka |  Lō͘-se-a
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| Chiu | Ulyanovsk Chiu | ||
| Bīn-chek | |||
| - Lóng-chóng | 2,084.27 km2 | ||
| Jîn-kháu | |||
| - Lóng-chóng | 23,699 lâng | ||
| Bāng-chām | nikolaevka |
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Nikolayevsky Koān (Lō͘-se-a-gí: Николаевский район) sī Lō͘-se-a Ulyanovsk Chiu ê chi̍t ê koān (raion).