What is Qi Jun reversing control valve?

Control the expansion and contraction of the cylinder piston rod. Qi Jun reversing control valve is used to control the expansion and contraction of cylinder piston rod. Generally speaking, let the piston rod push forward or pull back. Reversing valve is a directional control valve with more than two flow forms and more than two oil ports, and it is a valve to realize the communication, cut-off and reversing of hydraulic oil flow, as well as pressure unloading and sequential action control.