The calculated distance (air line) between Shanwei and Yuen Long Kau Hui is approximately 87 miles respectively 140 kilometers.
By car or train, the actual journey to Yuen Long Kau Hui is certainly longer, as only the direct route (as the crow flies) between Shanwei and Yuen Long Kau Hui has been calculated here.
Air line (approximately)
140 kilometers
75 nautical miles