The whole hydraulic electronically controlled gearbox, full hydraulic steering and pilot workmanship make the whole machine more flexible Equipped with double-bridge four or six-wheel drive, which has large traction and makes it more safe and stable; he articulated frame has a small turning radius and the walking operation handle adopts the advanced technology of German ZF. Install tire clamp attachments which to replace large-scale mining machinery tires, and configure various special-shaped attachments.