The calculated distance (air line) between Kau Wa Keng and Yuen Long San Hui is approximately 9 miles respectively 14 kilometers.
By car or train, the actual journey to Yuen Long San Hui is certainly longer, as only the direct route (as the crow flies) between Kau Wa Keng and Yuen Long San Hui has been calculated here.
Air line (approximately)
14 kilometers
8 nautical miles