Pervomaysky Koān (Nizhny Novgorod Chiu)
| Pervomaysky Koān Городской округ город Первомайск |
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| — Koān — | |||
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| Kok-ka |  Lō͘-se-a
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| Chiu | Nizhny Novgorod Chiu | ||
| Bīn-chek | |||
| - Lóng-chóng | 1,227 km2 | ||
| Jîn-kháu | |||
| - Lóng-chóng | 18,332 lâng | ||
| Bāng-chām | {{URL|example.com|optional display text}} |
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Pervomaysky Koān (Lō͘-se-a-gí: Городской округ город Первомайск) sī Lō͘-se-a Nizhny Novgorod Chiu ê chi̍t ê koān (raion).