The calculated distance (air line) between Tangjiazhuang and Xianshuigu is approximately 77 miles respectively 125 kilometers.
By car or train, the actual journey to Xianshuigu is certainly longer, as only the direct route (as the crow flies) between Tangjiazhuang and Xianshuigu has been calculated here.
Air line (approximately)
125 kilometers
67 nautical miles