The calculated distance (air line) between Mengcheng Chengguanzhen and Xincheng is approximately 84 miles respectively 135 kilometers.
By car or train, the actual journey to Xincheng is certainly longer, as only the direct route (as the crow flies) between Mengcheng Chengguanzhen and Xincheng has been calculated here.
Air line (approximately)
135 kilometers
73 nautical miles