The calculated distance (air line) between Caohe and Yunmeng Chengguanzhen is approximately 115 miles respectively 184 kilometers.
By car or train, the actual journey to Yunmeng Chengguanzhen is certainly longer, as only the direct route (as the crow flies) between Caohe and Yunmeng Chengguanzhen has been calculated here.
Air line (approximately)
184 kilometers
100 nautical miles