Features:1) Fitted with Cummins the third generation NT855-C280 engine, which is improved in air inlet and outlet system, lubricate system etc. It is improved that the engine performance by adopting new technology. Having safety powerful and remarkable perfectly 2) Order to improve the engine lifetime, according to the coal plant working environment, we adopt three grade filter instead of the old structure of air filter 3) Oil anti-stolen device on the inlet of oil tanker with the advantage of reliability and convenience 4) Acoustic-optical monitoring system has been equipped with the feature of high sensitivity and easy monitoring 5) Renew layout of unreasonable line, such as voltage relay, start relay, battery relay etc. are improved from diverted controlled to centered controlled, which is more reliable and convenience for maintenance and monitoring 6) Increase dimension of the bottom open door of bottom protect plate, the bottom cover of bottom protect plate is the form of shutter, with the convenient arrangement, maintenance and clean 7) Cab can be adopted front air conditioner or top air conditioner, more comfortable and relaxed operation condition. We can add the sun shield on the left and right side according to the customer's requirements producing area:China payment:L/C