The calculated distance (air line) between Donghai and Yung Shue Wan is approximately 110 miles respectively 176 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 Donghai and Yung Shue Wan has been calculated here.
Air line (approximately)
176 kilometers
95 nautical miles