... quality and excellent peformance. XCMG QY12 Truck Crane Main Features:QY12 Truck Crane is the absorption of foreign advanced ... the hydraulic drive, full rotary telescopic boom truck crane,its chassis with factory homegrown XZ12 special chassis ... single-cylinder anterior branch of the amplitude, the crane, telescopic way synchronization.Machine with hydraulic drive, ... loadm/min70 XCMG QY12 Truck Crane