四川长江 LT1055-1 起重机的优点包括：1. 大载重能力：拥有较大的允许载重量，可以满足各种大型起重作业需求。2. 高工作效率：具备高速前进和回转能力，提高了工作效率，缩短了作业时间。3. 灵活性强：设备具备多种工作工况模式可供选择，适用于不同场地和作业环境。4. 操作简便：设备采用先进的电控系统和液压系统，操作简单，易于掌握，提高了操作人员的工作效率。5. 安全可靠：设备采用了多重安全保护措施，如超载保护、限位保护等，确保操作人员和现场作业人员的安全。6. 质量可靠：四川长江作为知名的起重机制造商，设备的质量有保证，使用户能够在长时间的使用过程中保持机器的稳定性和可靠性。综上所述，四川长江 LT1055-1 起重机具有大载重能力、高工作效率、灵活性强、操作简便、安全可靠和质量可靠等优点，能够满足不同工地的起重需求。

Advantages of Sichuan Changjiang LT1055-1 crane include: 1. large load capacity: with a large permissible load capacity, it can meet the needs of various large-scale lifting operations. 2. high efficiency: with high-speed forwarding and slewing capacity, it improves the working efficiency and shortens the working time. 3. flexible: the equipment has a variety of working condition modes to choose from, which is suitable for different venues and working environments. 4. Easy to operate: the equipment adopts advanced electric control system and hydraulic system, simple operation, easy to grasp, improve the efficiency of the operator. 5. safe and reliable: the equipment adopts multiple safety protection measures, such as overload protection, limit protection, etc., to ensure the safety of the operator and the site workers. 6. reliable quality: Sichuan Changjiang as a well-known crane manufacturer, the quality of the equipment is guaranteed, so that the user can maintain the stability and reliability of the machine in the process of long time use. To sum up, Sichuan Changjiang LT1055-1 crane has the advantages of large loading capacity, high working efficiency, high flexibility, easy operation, safety, reliability and reliable quality, which can meet the lifting needs of different sites.