Double-roller crushing station is applicable to primary crushing of gross coal or striping material in large open-pit mine with output above ten million tons and is suitable for the technology of single bucket excavator-transporting truck-semi-mobile crushing station-belt conveyor. Utilizing the flexibility of the truck to shorten transporting distance and exploiting the advantages of its long distance transport, high productivity, low cost and maintenance and high reliability. Moreover, it can be relocated regularly as per mining demand.