Comprehensive class of excavators: the semester lasts for two months, learning the safe operation of excavators of world brands such as Carter, Volvo, Komatsu, Hitachi, Sumitomo, Kobelco, Hyundai and Daewoo, as well as the maintenance techniques such as long arm operation, river dredging, breaking hammer and lifting tractor. The total cost is: 4750 yuan.
Excavator maintenance class: the semester lasts for three months, learning the working principle of excavators and loaders, and the maintenance technology of hydraulic, transmission, machinery and circuit systems. The total cost is: 9980 yuan.