The Nanjing Yangtze River Bridge, spanning between Gulou District and Pukou District in Nanjing, Jiangsu Province, is the first double-decker road-rail bridge over the Yangtze River that was designed and constructed independently by China. It stands as a significant milestone in both Chinese and global bridge engineering history, marking a vital achievement in Chinese modernization. The spirit of self-reliance and perseverance behind its construction infuses this remarkable structure with profound spiritual weight.