三一重工STC250E-1混动版起重机具有以下优点：1. 混动动力系统：采用了混合动力系统，结合了内燃机和电动机的(dí)优势，能够实现高效、节能的(dí)工作状态。2. 环保节能：混动动力系统能够减少燃油消耗，降(jiàng)低废气排放，有效减少对环境的(dí)污染。3. 操作方(fāng)便：配备了先进的(dí)液晶触摸屏控制系统，操作简单直观，方(fāng)便操作员进行各种(zhǒng)操作和监控。4. 功能全面：具备各种(zhǒng)起重运输功能，能够满足多种(zhǒng)作业(yè)需求。并且采用了悬臂伸缩技术，可实现长臂操作，提高工作范围。5. 安全可靠：采用了多种(zhǒng)安全保护装置(zhì)，如重载保护装置(zhì)、力矩限制装置(zhì)等，确保起重机在工作过程中安全可靠。6. 高效节约：具备快速起重、快速伸缩等特点，提高效率，节约时间和成本。7. 行驶稳定：配备了四轮驱动，能够在复杂地形下保持良好的(dí)行驶稳定性(xìng)，提高工作灵活性(xìng)。8. 舒适性(xìng)：操作室布置(zhì)合理、宽敞舒适，并配备空调、座椅调节等设施，提供良好的(dí)工作环境。总的(dí)来说，STC250E-1混动版起重机具有混动优势、环保节能、操作方(fāng)便、功能全面、安全可靠、高效节约、行驶稳定和舒适性(xìng)等优点，适用于各种(zhǒng)起重作业(yè)。

Sany STC250E-1 hybrid crane has the following advantages:1. Hybrid power system: it adopts a hybrid power system, which combines the advantages of the internal combustion engine and the electric motor, and is able to realize a highly efficient and energy-saving working condition.2. Environmental protection and energy saving: the hybrid power system is able to reduce the fuel consumption and exhaust gas emission, which can effectively reduce the pollution to the environment.3. Convenient operation: equipped with the advanced liquid crystal Touch screen control system, the operation is simple and intuitive, convenient for operators to carry out a variety of operations and monitoring. 4. Comprehensive functions: with a variety of lifting and transportation functions, to meet a variety of operational needs. And it adopts the cantilever telescopic technology, which can realize the operation of long jib and improve the working range.5. Safe and reliable: It adopts various safety protection devices, such as heavy load protection device, torque limiting device, etc., to ensure that the crane is safe and reliable during the working process.6. Efficient and economical: It is equipped with the features of fast lifting and fast telescoping, which improves the efficiency and saves the time and cost.7. Stable driving: Equipped with the four-wheel drive, which is capable of maintain good driving stability in complex terrain and improve working flexibility. 8. Comfort: the operating room is reasonably arranged, spacious and comfortable, and equipped with air conditioning, seat adjustment and other facilities to provide a good working environment. 9. Overall, STC250E-1 hybrid version crane has the advantages of hybridization, environmental protection and energy saving, convenient operation, comprehensive functions, safety and reliability, high efficiency and saving, traveling stability and comfort, which is suitable for all kinds of lifting operations.