New high polymer cable bridge, with all technical specifications reaching domestic standards. The bridge and cross arm use solid cross-sectional structure, with a reasonable mechanical design that achieves breakthroughs in large and even extra-large spans without support. Features strong flame retardancy, with an oxygen index exceeding 40%. Widely applicable in various highly corrosive environments, anti-static shielding, and resistant to aging without fading. Suitable for long-term outdoor use.