The calculated distance (air line) between Chek Chue and Sheung Shui is approximately 21 miles respectively 35 kilometers.
By car or train, the actual journey to Sheung Shui is certainly longer, as only the direct route (as the crow flies) between Chek Chue and Sheung Shui has been calculated here.
Air line (approximately)
35 kilometers
19 nautical miles