The calculated distance (air line) between Cẩm Phả Mines and Ninh Bình is approximately 100 miles respectively 161 kilometers.
By car or train, the actual journey to Ninh Bình is certainly longer, as only the direct route (as the crow flies) between Cẩm Phả Mines and Ninh Bình has been calculated here.
Air line (approximately)
161 kilometers
87 nautical miles