The calculated distance (air line) between Pak Shek Kok and Chek Chue is approximately 14 miles respectively 23 kilometers.
By car or train, the actual journey to Chek Chue is certainly longer, as only the direct route (as the crow flies) between Pak Shek Kok and Chek Chue has been calculated here.
Air line (approximately)
23 kilometers
13 nautical miles