The calculated distance (air line) between Ma On Shan and Sok Kwu Wan is approximately 16 miles respectively 25 kilometers.
By car or train, the actual journey to Sok Kwu Wan is certainly longer, as only the direct route (as the crow flies) between Ma On Shan and Sok Kwu Wan has been calculated here.
Air line (approximately)
25 kilometers
14 nautical miles