XCMG Truck Crane QY30K5 1.adopts K series mature technique 2.five-segment octagon big fillet retractable jib 3.modern design XCMG Truck Crane QY30K5QY30K5 truck crane adopts K series mature technique, new materials and technology, effectively improving the product performance and reliability. The application of the innovative techniques, such as variable lifting hydraulic system, new air ...