Ngọc Thiện
Ngọc Thiện is a commune (xã) and village in Tân Yên District, Bắc Giang Province, in northeastern Vietnam.[1] it is contiguous with the smaller location of Ải Thôn to the northeast.[2] References
21°20′53″N 106°04′38″E / 21.3481°N 106.0772°E
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