Sian () is a rural locality (a selo) in Siansky Selsoviet of Zeysky District, Amur Oblast, Russia. The population was 63 as of 2018.Оценка численности постоянного населения Амурской области по городам и районам There are 4 streets.
Geography Sian is located 85 km southwest of Zeya (the district's administrative centre) by road. Chalbachi is the nearest rural locality.Расстояние от Сиана до Зеи
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