The milestone event for the reliable operation of the first domestically developed 300-tonne "Weichai Power" mining truck, which has achieved 18,000 hours of operation, was held last Friday (24th), marking a zero-to-one breakthrough in independently controllable 300-tonne large-scale mining truck powertrains in Mainland China.It is reported that the core systems of the 12M55 engine are fully independently controllable, including a dedicated ECU electronic control system that allows real-time optimization and customized calibration, as well as an ultra-high-pressure common rail closed-loop control system that enables precise control of the fuel system.Related News WEICHAI POWER (02338.HK) 1Q26 Net Profit RMB3.085B, Up 13.8% YoYCurrently, Weichai Power's mining truck power solutions cover demand ranging from 100-tonne to 400-tonne mining trucks, perfectly matching various operating scenarios in large and ultra-large open-pit mines. The company can also provide complete engine replacement solutions for its full range of models according to customer needs. (ta/w)
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