The calculated distance (air line) between Shek Kip Mei and Cheung Sha Wan is approximately 12 miles respectively 20 kilometers.
By car or train, the actual journey to Cheung Sha Wan is certainly longer, as only the direct route (as the crow flies) between Shek Kip Mei and Cheung Sha Wan has been calculated here.
Air line (approximately)
20 kilometers
11 nautical miles