【 Doosan 500-7 Second-hand Excavator This second-hand Doosan 500-7 excavator is now priced at 130,000 RMB. It is an ideal choice for you when you are looking for efficient, durable and cost-effective excavation equipment. The total working time of this machine is approximately 4,000 hours, which is of medium usage. The mechanical condition is good and it is suitable for various engineering operation requirements. In terms of the power system, it is equipped with a high-performance six-cylinder turbocharged diesel engine, which not only provides strong power output but also performs well in fuel economy, effectively reducing operating costs. After a comprehensive inspection and maintenance by a professional team, it is ensured that the engine operates smoothly and reliably, with no obvious potential faults. The hydraulic system adopts advanced closed center load sensing technology, which makes the operation more precise and smooth, reduces energy loss and improves work efficiency. Whether it's digging, loading or crushing tasks, they can all be handled with ease. It is particularly worth mentioning that this excavator is equipped with a dedicated breaker (with a hammer), which is suitable for high-intensity operation environments suc2025-12-08 19:18:36