·The performance, efficiency, structural strength, service life, daily maintenance and operation condition are upgraded all round.
·With the two breakthroughs of driving medium and covering part, the machine is ahead of other product of the same kind essentially.  
·All series products adopt super strong structure, especially for the overload work condition.
·LW400K-II features the super large operation weight, long machine body, and strong strength and high efficiency, leading in the industry. The operation performance of the machine approaches that of 5-ton. Excellent performance
·Large strength: the strong bucket breakout force of 13-ton ensures that the machine could adapt to various tough condition, leading top in the industry.  
·Reliable operation: with the long wheelbase of 3100mm and long machine body of 7922mm, and postposition of the diesel, the machine is ahead in the industry in terms of the operation reliability.
·Excessive loading material: the bucket capacity could reach 2.4m3, leading top among the products of the same level.
·Quick movement: the total time of three devices is only 10.5s, ranking top in the industry.
·Smooth driving: Centered design and small turning radius; load sensing coaxial flow amplification steering, flexible and efficient.