The calculated distance (air line) between Cẩm Phả Mines and Hải Dương is approximately 63 miles respectively 101 kilometers.
By car or train, the actual journey to Hải Dương is certainly longer, as only the direct route (as the crow flies) between Cẩm Phả Mines and Hải Dương has been calculated here.
Air line (approximately)
101 kilometers
54 nautical miles