The calculated distance (air line) between Sung Wong Toi and Sham Tseng is approximately 10 miles respectively 15 kilometers.
By car or train, the actual journey to Sham Tseng is certainly longer, as only the direct route (as the crow flies) between Sung Wong Toi and Sham Tseng has been calculated here.
Air line (approximately)
15 kilometers
8 nautical miles