【 Premium Recommendation 】 The Sany SY550 excavator from 2020 has an actual working time of just over 2,000 hours, making it a rare gem in the market. Since its debut, this excavator has won wide recognition in the market for its outstanding performance and excellent durability. It is equipped with a highly efficient and reliable Cummins QSL9-C325 engine, which is powerful and has excellent fuel economy. It can maintain stable output under various working conditions. Whether it is excavation, loading or crushing operations, it can handle them with ease. In terms of the hydraulic system, advanced negative flow control technology is adopted, ensuring smooth operation and rapid response, while reducing energy consumption. In addition, this machine is also equipped with an intelligent control system that can automatically adjust the oil distribution according to the actual operation requirements, further enhancing work efficiency and operational comfort. In terms of appearance, this excavator is well maintained and there are almost no signs of use. The interior is clean and tidy as new, and all functions are in perfect condition. More importantly, its low number of hours means that there is still a long service life waiting for the new o2025-12-18 19:03:37