迪万伦DX380-10国四挖掘机的优点有：1. 强大的动力和高效性能：搭载了国四发动机，具有高功率和低油耗的特点，能够提供强大的动力输出和高效的作业性能。2. 稳定可靠的工作性能：采用先进的液压系统和控制技术，可以实现平稳、准确的操作和控制，在各种工况下保持稳定可靠的工作性能。3. 舒适的操作环境：配备了宽敞舒适的驾驶室和人性化的操纵系统，减轻了操作员的疲劳感，提供了良好的操作体验。4. 多种工作模式：拥有多种工作模式可选择，能够适应不同的作业需求，提高了工作效率和灵活性。5. 噪音和排放控制：采用高效的噪音和排放控制技术，减少了机器的噪音和废气排放，符合国家环保要求，保护环境。6. 维护方便：维修点布局合理，部件易于维护和更换，减少了维修时间和成本，提高了机器的可维护性。7. 耐用性强：采用高强度、耐磨的结构设计和优质材料，具有较长的使用寿命和良好的耐用性。总的来说，迪万伦DX380-10国四挖掘机具有高效、稳定、舒适、环保等优点，适用于各种土方工程和建筑工程等作业环境。

Advantages of Diwanlun DX380-10 national four excavator include: 1) Powerful power and high efficient performance: equipped with national four engine with high power and low fuel consumption, it can provide powerful power output and high efficient working performance. 2) Stable and reliable working performance: adopting advanced hydraulic system and control technology, it can realize smooth and accurate operation and control, and maintain stable and reliable working performance under various working conditions. 3) Comfortable operating environment: equipped with spacious and comfortable cab and humanized operation system, it reduces operator's fatigue and provides good operating experience. 4) Multiple working modes: equipped with multiple operating modes and humanized operation system, it provides good operation experience. Comfortable operating environment: Equipped with spacious and comfortable cab and humanized control system, it reduces the operator's fatigue and provides a good operating experience. 4. Multiple working modes: There are multiple working modes to choose from, which can be adapted to different operational needs and improve the working efficiency and flexibility. 5. Noise and emission control: Adopting efficient noise and emission control technology, it reduces the noise and exhaust emissions of the machine. 6. It reduces the noise and exhaust emission of the machine, which meets the national environmental protection requirements and protects the environment.6. Convenient maintenance: The maintenance points are well laid out, and the parts are easy to maintain and replace, which reduces the maintenance time and cost and improves the maintainability of the machine.7. Strong durability: It adopts the high-strength and abrasion-resistant structural design and high-quality materials, and has a long service life and good durability. Overall, Diwanlun DX380-10 National 4 excavator has the advantages of high efficiency, stability, comfort and environmental protection, which is suitable for all kinds of earthworks and construction works and other operating environments.