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220kV Triple Cross-Arm Double Circuit Transmission Tower
220kV Triple Cross-Arm Double Circuit Transmission Tower
220kV Triple Cross-Arm Double Circuit Transmission Tower

A 220kV class double-circuit transmission tower with triple-layer cross-arms and disc suspension insulator strings. The angle-steel lattice structure delivers an excellent strength-to-weight ratio. Technicians are shown performing installation and maintenance work on the tower, demonstrating standardized and safe construction practices. This tower type is widely used in regional grid main transmission lines.


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Erecting a massive UHV transmission tower using the internal floating gin pole method, with multiple workers at different heights climbing and bolting steel sections. This self-supporting lifting technique requires no large crane access, making it ideal for remote mountainous areas with difficult transportation. This image showcases our core construction methodology for UHV transmission lines and professional team operations.


Four-Circuit High-Capacity Transmission Tower (Right-of-Way Intensive Type)
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A tall four-level cross-arm galvanized transmission tower stands against a bright blue sky, with green suspension insulators hanging from each arm and an internal lifting derrick on the left. This multi-circuit design accommodates multiple transmission lines on a single tower foundation, significantly saving corridor land. It is ideal for densely populated areas and constrained right-of-way corridors, making it a preferred tower type for smart grid construction.


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A distinctive red-and-white painted lattice transmission tower stands in open farmland, with workers performing work on lower tower sections. The bright red-and-white color scheme serves as aviation warning marking, required for transmission lines near airports or under flight paths. Surrounded by lush green trees and golden fields, this image illustrates harmonious rural grid development integrated with the natural landscape.


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A truck crane lifts the top section of a multi-circuit transmission tower against a blue sky with scattered clouds, while workers on the tower guide the component into place. This image demonstrates efficient mechanized construction using heavy lifting equipment to reduce high-altitude work risks and shorten construction periods. Suitable for transmission line projects in plains and hilly areas accessible to large machinery.


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Detailed close-up of multiple U-shaped suspension insulator strings hanging from the cross-arms of a high-voltage transmission tower. The dark gray steel lattice framework is clearly visible with precise, standardized bolted connections, demonstrating industrial-grade fabrication precision. This image highlights tower head fitting assembly, insulator suspension methods, and steel structural joint quality—showcasing the detailed craftsmanship of our products.


Hilltop Galvanized Transmission Tower (River Valley Crossing Type)
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Two transmission towers stand side-by-side: an existing darker tower on the left with workers installing insulator strings, and a newly galvanized silver tower on the right with crews working at multiple levels simultaneously. Under a perfect blue sky, this showcases the impressive scale of parallel multi-circuit transmission line construction. We possess the capability for large-scale, multi-tower parallel construction to efficiently complete long-distance transmission line projects.


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