The calculated distance (air line) between Zhumadian and Mengcheng Chengguanzhen is approximately 148 miles respectively 238 kilometers.
By car or train, the actual journey to Mengcheng Chengguanzhen is certainly longer, as only the direct route (as the crow flies) between Zhumadian and Mengcheng Chengguanzhen has been calculated here.
Air line (approximately)
238 kilometers
129 nautical miles