The calculated distance (air line) between Tuen Mun San Hui and Pok Fu Lam is approximately 13 miles respectively 21 kilometers.
By car or train, the actual journey to Pok Fu Lam is certainly longer, as only the direct route (as the crow flies) between Tuen Mun San Hui and Pok Fu Lam has been calculated here.
Air line (approximately)
21 kilometers
12 nautical miles