The calculated distance (air line) between Encheng and Yung Shue Wan is approximately 116 miles respectively 186 kilometers.
By car or train, the actual journey to Yung Shue Wan is certainly longer, as only the direct route (as the crow flies) between Encheng and Yung Shue Wan has been calculated here.
Air line (approximately)
186 kilometers
100 nautical miles