The calculated distance (air line) between Kau Wa Keng and Ma On Shan is approximately 8 miles respectively 13 kilometers.
By car or train, the actual journey to Ma On Shan is certainly longer, as only the direct route (as the crow flies) between Kau Wa Keng and Ma On Shan has been calculated here.
Air line (approximately)
13 kilometers
7 nautical miles