The calculated distance (air line) between Sŭngho 1-tong and Chunghwa is approximately 13 miles respectively 21 kilometers.
By car or train, the actual journey to Chunghwa is certainly longer, as only the direct route (as the crow flies) between Sŭngho 1-tong and Chunghwa has been calculated here.
Air line (approximately)
21 kilometers
11 nautical miles