The Dongfeng 4th Type 0001 internal combustion engine was officially released in 1973. It has a total length of 21.1 meters and is equipped with a 16V240Z diesel engine with a designed speed of 100 kilometers per hour and an electric transmission method. This locomotive is the first AC-DC electric-transmission trunk freight locomotive produced in my country and is an important physical witness to the development and changes of my country's 188bet casino traction power.