XE700D Mining Excavator has an original engine imported from the United States that meets TIER 3 emission standards. It has high power, low noise, low oil consumption, and low emissions, and it can meet the requirements of various operation modes. The engine is equipped with a high pressure fuel injection system, and by controlling the fuel supply and timing actuators, the ECM can achieve pure electric control of the entire fuel injection process, precisely control injection amount and timing, reduce fuel consumption, and increase engine efficiency.