【 Premium Recommendation 】 Doosan 300-7 second-hand excavator, now on sale at a low price! This Doosan 300-7 excavator is a rare high-quality second-hand piece of equipment in the market. Its overall condition is excellent, especially the chassis part, which remains in a 90% new state. Since its commissioning, this excavator has worked for only 2,500 hours, which is far shorter than the average service life of similar equipment, ensuring the stability and durability of its mechanical performance. In terms of the power system, this Doosan 300-7 is equipped with an efficient and energy-saving engine, which not only has strong power but also excellent fuel economy, capable of providing continuous and stable power output under various complex working conditions. After a comprehensive inspection and maintenance by a professional team, the engine operates smoothly without any abnormal noise, and all indicators are in the best condition. The hydraulic system, as a core component of the excavator, has also been fully optimized on this machine. By adopting advanced hydraulic control technology, the operation becomes more precise and smooth, and the work efficiency is greatly improved at the same time. Whether it is excavation, loading or cru2025-12-11 12:01:22