The calculated distance (air line) between Huicheng and Yung Shue Wan is approximately 150 miles respectively 241 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 Huicheng and Yung Shue Wan has been calculated here.
Air line (approximately)
241 kilometers
130 nautical miles