ZE210E/ZE215E series hydraulic excavator is an E-series excavator newly designed by Zoomlion. It is equipped with (I-SUZU optional) turbocharged engine to ensure strong power output and less pollution. The newly designed hydraulic system makes the power of engine and main pump reach the optimal state. The flow of main pump can be automatically adjustable to realize the flow proportion control of actuators and reduce power loss of pump flow