
Highway Extruded Aluminum Sign Large Road Highway Gantry. Customized Dimensions: Height ranges from 3 to 35 meters or according to your specific requirements. Customized Surface Color: Available in Black, Blue, White, Yellow, or other customized color options. Long Lifespan: Designed for a lifespan of 25 years, with some models reaching 30 years or more. High Wind Resistance: Engineered to withstand earthquake forces up to 8 grade and high wind loads. ISO 9001 Quality Control: Strict quality management system ensuring compliance with international standards. Customized Design Service: Professional engineering team offers design, analysis, and drawing services based on client needs. Fast Delivery: Finished goods delivered within 30 days after sample confirmation.