The calculated distance (air line) between Cheung Sha Wan and Sham Shui Po is approximately 12 miles respectively 19 kilometers.
By car or train, the actual journey to Sham Shui Po is certainly longer, as only the direct route (as the crow flies) between Cheung Sha Wan and Sham Shui Po has been calculated here.
Air line (approximately)
19 kilometers
10 nautical miles