1. Standard environmental protection national 5 engine, intercooled supercharged, automatically air-cut brake, high and low speed driving.

2. Hydraulic system of the whole vehicle is newly designed, matched with pressure and flow compensation system, load sensing hydraulic control system, easy to operate, high efficiency, smooth movement compound performance, stable and reliable quality, flexible and comfortable operation.

3. The multi-way valve adopts the Lujiate large-flow double valve, double-in and double-out, double oil circuit, the hoisting system is faster and more powerful.

4. Large-diameter four-way central revolving body, equipped with a revolving brake valve to prevent slippage, with reliable buffer self-locking function.

5. The slewing center is equipped with a touch-type electric disc, which can rotate 360 degrees infinitely.

6. Boom telescopic limit marking and automatic stop report, limit switch three insurance.

7. Hydraulic double-section outriggers, extra-large outrigger span, larger working range and safer. The outrigger cylinder is ejected with small clearance.

8. Double hooks and double winches to improve work efficiency. The winch adopts high-strength multi-strand anti-rotation phosphor-plated steel wire rope, which has long life, high strength and more stable operation.

9. U-shaped section of the arm body, anti-twist design, more uniform force, better telescopic guidance, more stable telescopic