四川长江TTC100G1-III起重机的优点有：1. 高性能：该起重机具有较大的起重能力，最大额定起重能力可达100吨，可以应对各种复杂的起重任务。2. 高稳定性：采用四点支撑的结构设计，使得起重机在操作过程中更加稳定，提供更安全的工作环境。3. 高效率：该起重机采用进口发动机，具有更高的功率和更高的工作效率，可以在较短的时间内完成起重任务。4. 灵活性：起重机装备有多种工作模式，可以满足不同地面和作业环境的需求。同时，起重机也配备有多种附属设备，如剪切销等，可以适应多种不同的作业需求。5. 操作方便：起重机采用全液压控制系统，操作简单方便，可以实现远程操控，提高工作效率。6. 安全性高：起重机采用先进的安全保护装置，如过载保护、防碰撞装置等，可以有效避免事故的发生，保障操作人员的安全。总体来说，四川长江TTC100G1-III起重机具有高性能、高稳定性、高效率、灵活性、操作方便和高安全性的优点，可以在各种复杂的起重任务中发挥重要作用。

The advantages of Sichuan Changjiang TTC100G1-III crane include:1. High performance: the crane has a large lifting capacity, the maximum rated lifting capacity can reach 100 tons, which can cope with a variety of complex lifting tasks.2. High stability: the use of four-point support structural design, which makes the crane more stable during operation and provides a safer working environment.3. High efficiency: the crane adopts imported engine with higher power and higher working efficiency, which can complete the lifting task in a shorter time.4. Flexibility: the crane is equipped with a variety of working modes, which can meet the needs of different ground and working environment. At the same time, the crane is also equipped with a variety of ancillary equipment, such as shear pins, etc., which can be adapted to a variety of different operational requirements.5. Convenient operation: the crane adopts a fully hydraulic control system, which is simple and convenient to operate, and can be remotely operated to improve efficiency.6. High safety: the crane is equipped with advanced safety protection devices, such as overload protection and anti-collision devices, which can effectively avoid accidents and guarantee the safety of operators. Overall, Sichuan Changjiang TTC100G1-III crane has the advantages of high performance, high stability, high efficiency, flexibility, easy operation and high safety, which can play an important role in various complex lifting tasks.