Xuhui Equipment Contributes To The G4 Expressway Project in Hunan

Nov 17, 2025

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As the expansion and renovation project of the G4 Beijing-Hong Kong-Macao Expressway in Hunan Province accelerates towards the goal of "efficiency, greenness and intelligence", Xuhui (Shandong) Intelligent Equipment Co., LTD., a leading enterprise in the domestic intelligent equipment field, has officially dispatched its core equipment in bulk to the construction site. With its years of industry experience in meticulous craftsmanship and innovative technology, Inject strong and lasting construction impetus into this north-south transportation "major artery", and witness the solid steps of high-quality development of China's infrastructure.

 

The equipment delivered this time covers four core products: sawing thread grinding production line, steel bar bending center, steel bar cage rolling welding machine and bending hoop machine. As a powerful enterprise dedicated to the research and development, production and service of intelligent equipment for steel bar processing, Xuhui has always taken the actual needs of engineering as the core. Relying on an advanced production and manufacturing system and strict quality control standards, it has achieved comprehensive breakthroughs in equipment performance, stability and adaptability. The equipment adopts a modular design and a precise programming control system, which can flexibly meet the steel bar processing demands of different scenarios such as Bridges, culverts, and roadbeds in highway construction. Whether it is the precise processing of high-strength steel bars or the efficiency requirements of large-scale batch production, it can achieve perfect adaptation.

 

Precise and efficient, solving the core pain points of construction

 

The sawing thread grinding production line is equipped with an intelligent feeding and positioning system, achieving fully automated and continuous operation throughout the steel bar processing process. From precise cutting of raw materials, thread processing to surface grinding, it is completed in one go. This not only significantly shortens the time for process connection but also controls the processing error within ±0.5mm, ensuring the accuracy and firmness of component connection. The steel bar bending center and the stirrup bending machine adopt dual servo drive technology, combined with a high-definition touch operation interface, supporting rapid programming and production of complex bending angles and irregular stirrups. The millimeter-level dimensional accuracy fully meets the strict construction standards of key structures such as highway Bridges, culverts, and anti-collision guardrails. The steel cage roll welding machine innovatively adopts a gantry welding structure and is equipped with an adaptive welding parameter adjustment system, which makes the steel cage frame formation more regular and the weld seams more uniform and firm. The production efficiency is 3 to 5 times higher than the traditional manual welding mode, easily handling the tight schedule pressure of large-scale infrastructure projects. ​

 

Factory strength empowers global infrastructure projects

 

Since its establishment, Xuhui Equipment has always been committed to the mission of "driving infrastructure upgrading through technological innovation". Relying on a research and development team composed of experts in mechanical engineering, automatic control and other fields, it has continuously optimized product performance, and many core technologies have obtained national patent certifications. From numerous domestic expressways and high-speed railways to key overseas infrastructure projects, Xuhui Equipment has become a solid partner in global transportation infrastructure projects with its reliable product performance, efficient production output, and professional pre-sale consultation and after-sale operation and maintenance services.