徐工QY12KC起重机(jī)的优点主要包括以(yǐ)下几个方面：1. 载重能力强：徐工QY12KC起重机(jī)具有较高的额定起重量，能够满足大部分工程项目的需求。同时，其配(pèi)置的大功率发动机(jī)和(hé)先进的起重系统，能够提供稳定、高效的起重能力。2. 操控性(xìng)好：徐工QY12KC起重机(jī)采用(yòng)先进的液压控制系统和(hé)电控系统，操控灵活简便。操作人员可以(yǐ)通过触摸屏控制面板，直观地调整起重机(jī)的各项参数和(hé)工作状态，提高操控效率和(hé)准确性(xìng)。3. 安全可靠：徐工QY12KC起重机(jī)配(pèi)备了多种安全保护装置，如动态重载保护系统、自动平衡系统、限制起升高度等，可有效提升起重机(jī)的安全性(xìng)能，避免事故发生。同时，起重机(jī)的结构设计合理，使用(yòng)寿命长，维护方便。4. 灵活性(xìng)强：徐工QY12KC起重机(jī)采用(yòng)轮式底盘设计，具有较好的路面适应性(xìng)和(hé)灵活性(xìng)。同时，起重机(jī)的折叠臂结构设计紧凑，可以(yǐ)进行快速折叠和(hé)展开(kāi)，便于在狭小空间中进行操作和(hé)转场。综上所述，徐工QY12KC起重机(jī)具有载重能力强、操控性(xìng)好、安全可靠和(hé)灵活性(xìng)强等优点，适用(yòng)于各种建筑工程和(hé)物料搬运任务。

The advantages of XCMG QY12KC crane mainly include the following aspects: 1. Strong load capacity: XCMG QY12KC crane has a high rated lifting capacity, which can meet the needs of most projects. At the same time, its configuration of high-power engine and advanced lifting system can provide stable and efficient lifting capacity.2. Good maneuverability: XCMG QY12KC crane adopts advanced hydraulic control system and electronic control system, which makes it flexible and easy to maneuver. The operator can intuitively adjust the parameters and working status of the crane through the touch screen control panel to improve the efficiency and accuracy of the control.3. Safe and Reliable: The XCMG QY12KC crane is equipped with a variety of safety protection devices, such as dynamic heavy load protection system, automatic balancing system, limiting the height of the lift, etc., which can effectively improve the safety performance of the crane and avoid accidents. At the same time, the crane's structure is reasonably designed for long service life and easy maintenance.4. Flexible: XCMG QY12KC crane adopts wheeled chassis design, which has better road adaptability and flexibility. At the same time, the crane's folding boom structure is compactly designed, which can be quickly folded and unfolded, making it easy to operate and transit in a narrow space. In summary, XCMG QY12KC crane has the advantages of strong load capacity, good maneuverability, safety, reliability and flexibility, which is suitable for various construction projects and material handling tasks.