迪万伦DX130-9C挖掘机的优点主要包括：1. 强大的动力系统：配备了高功率、低燃油消耗的发动机，可以提供强大的动力，提高作业效率。2. 稳定的工作性能：采用了先进的液压系统和工作装置，能够稳定地进行各种作业，如挖掘、起重、铲装等。3. 舒适的驾驶环境：驾驶室宽敞舒适，装备了空调、座椅调节等设施，提供了良好的工作环境，减少了驾驶员的疲劳感。4. 灵活的操作性能：挖掘机采用了先进的液压控制系统，操作灵活方便，能够准确地完成各种工作任务。5. 可靠的品质和耐用性：挖掘机选用了高品质的材料和零部件，经过严格的测试和检验，具有良好的可靠性和耐用性。6. 保养维修方便：挖掘机的维修点位布局合理，维护保养方便快捷，降低了保养成本和维修时间。7. 兼容性强：挖掘机可以根据客户的需求进行个性化定制，并且可以与各种附件和工具搭配使用，具有较强的兼容性。总的来说，迪万伦DX130-9C挖掘机具有强大的动力、稳定的工作性能、舒适的驾驶环境、灵活的操作性能、可靠的品质和耐用性、保养维修方便和兼容性强等优点，能够提高工作效率，满足客户的不同需求。

The advantages of Diwanlun DX130-9C excavator mainly include: 1. Powerful power system: Equipped with high power and low fuel consumption engine, it can provide powerful power and improve the working efficiency. 2. Stable working performance: Adopting advanced hydraulic system and working device, it can stably carry out a variety of operations, such as digging, lifting, and shoveling, etc. 3. Comfortable driving environment: The cab is spacious and comfortable, equipped with air conditioning, seat adjustment and other facilities, providing a good working environment. 4. Flexible operating performance: The excavator is flexible and easy to operate, and can accurately complete the operation. 5. comfortable, equipped with air-conditioning, seat adjustment and other facilities, which provides a good working environment and reduces the driver's fatigue. 4. Flexible operation performance: the excavator adopts advanced hydraulic control system, which is flexible and convenient to operate, and can accurately complete a variety of work tasks. 5. Reliable quality and durability: the excavator selects high-quality materials and parts, which are rigorously tested and inspected, and have good reliability and durability. 6. Maintenance and Repair Convenience: The excavator's maintenance points are reasonably laid out, and maintenance is convenient and quick, which reduces the maintenance cost and repair time. 7. Strong Compatibility: The excavator can be personalized according to the customer's needs, and it can be used with a variety of attachments and tools, which has a strong compatibility. Overall, Diwanlun DX130-9C excavator has the advantages of powerful power, stable working performance, comfortable driving environment, flexible operation performance, reliable quality and durability, easy maintenance and repair and strong compatibility, which can improve the working efficiency and meet the different needs of customers.