山东临工LFT22H（国四）装载机的优点有：1. 强大的动力系统：搭载了高性能的国四发动机，具有动力强劲、燃油经济性好等优点，能够满足多种作业需求。2. 安全性能优秀：配备了强大的制动系统和防滑控制系统，具有出色的刹车和操控性能，确保操控安全。3. 结构坚固可靠：采用了高强度钢材制作的主要零部件，具有良好的耐久性和稳定性，能够适应各种恶劣工况下的使用。4. 操作便捷：配备了符合人体工程学的操作控制系统，操控简便易学，减轻了操作员的劳动强度，提高了工作效率。5. 多功能性强：具有多种工作装置可供选择，如铲斗、钩臂等，实现多种作业功能，适应不同工况。总之，山东临工LFT22H（国四）装载机具有动力强劲、安全性能优秀、结构坚固可靠、操作便捷和多功能性强等优点，是一款性能优秀的装载机。

The advantages of Shandong Lingong LFT22H (National IV) loader include:1. Powerful power system: equipped with high-performance National IV engine, it has the advantages of strong power and good fuel economy, which can meet the needs of a variety of operations.2. Outstanding safety performance: equipped with a powerful braking system and anti-skid control system, it has excellent braking and maneuvering performance, which ensures the safety of maneuvering.3. Structural strength and reliability: the main parts made of high-strength steel have good durability and stability, which can adapt to the use of various harsh working conditions.4. Easy operation: The main parts made of high-strength steel, with good durability and stability, can adapt to a variety of harsh working conditions. 4. convenient operation: equipped with ergonomic operation control system, easy to learn the control, reduce the operator's labor intensity, improve work efficiency. 5. multifunctional: with a variety of working devices to choose from, such as buckets, hooks, etc., to achieve a variety of operational functions, to adapt to different working conditions. operation functions to adapt to different working conditions. All in all, Shandong Lingong LFT22H (National 4) loader has the advantages of strong power, excellent safety performance, solid and reliable structure, convenient operation and strong multifunctionality, etc. It is a loader with excellent performance.