徐工XCT12L4_1起重机有以下优点：1. 强劲的起重能力：徐工XCT12L4_1起重机配备了一台高性能的起重机主机，能够实现最大起重能力达到12吨，适用于各种重型起重工作。2. 灵活多变的操作性：徐工XCT12L4_1起重机采用了先进的液压系统和电控系统，操作简单方便，能够实现多种吊装工况下的精确控制和灵活操作。3. 安全可靠的设计：徐工XCT12L4_1起重机采用了先进的安全保护系统，包括超载保护、限位保护、防倾翻系统等，能够保证起重操作的安全可靠。4. 省时高效的工作能力：徐工XCT12L4_1起重机的工作速度快，起重效率高，能够快速完成各种吊装任务，提高工作效率。5. 构造紧凑的设计：徐工XCT12L4_1起重机采用了紧凑的设计，机身小巧轻便，适用于狭小工地和繁忙的城市施工环境。总的来说，徐工XCT12L4_1起重机具有强大的起重能力、灵活的操作性、安全可靠的设计、高效的工作能力和紧凑的设计等优点，适用于各种吊装工作。

XCMG XCT12L4_1 crane has the following advantages: 1. strong lifting capacity: XCMG XCT12L4_1 crane is equipped with a high-performance crane mainframe, which can realize the maximum lifting capacity up to 12 tons, and it is suitable for all kinds of heavy lifting work. 2. flexible and changeable operability: XCMG XCT12L4_1 crane adopts the advanced hydraulic system and electronic control system, which is simple and convenient to operate. 3. safe and reliable design: XCMG XCT12L4_1 crane adopts advanced safety protection system, including overload protection, limit limit protection, precise control and flexible operation. Simple and convenient, can realize precise control and flexible operation under a variety of lifting conditions.3. Safe and reliable design: XCMG XCT12L4_1 crane adopts advanced safety protection system, including overload protection, limit protection, anti-tipping system, etc., which can ensure the safety and reliability of lifting operation.4. Time-saving and efficient working ability: XCMG XCT12L4_1 crane has fast working speed and high lifting efficiency, and can quickly complete a variety of heavy lifting work. high lifting efficiency, can quickly complete a variety of lifting tasks, improve work efficiency.5. Compact design: XCMG XCT12L4_1 crane adopts a compact design, the body is small and lightweight, suitable for narrow construction sites and busy urban construction environment. Overall, XCMG XCT12L4_1 crane has the advantages of powerful lifting capacity, flexible maneuverability, safe and reliable design, high efficiency and compact design, which makes it suitable for all kinds of lifting work.