“钢铁脊梁”南钢“铸”，世界之最“钢”杠滴

Group 1 - The Changtai Yangtze River Bridge, the world's largest span cable-stayed bridge and the largest span steel truss arch bridge for both road and rail, officially opened on September 9, significantly reducing travel time between the two locations from 80 minutes to approximately 20 minutes [2] - The bridge connects Taizhou and Changzhou, playing a crucial role in promoting coordinated development of the Yangtze River Delta urban agglomeration and integration of the Yangtze River Delta region [2] - Nanjing Steel (Nansteel) provided steel for the bridge, supporting the national strategy for a strong transportation network [2] Group 2 - In recent years, Nansteel has focused on innovation in bridge steel, emphasizing green and low-carbon development, and has increased research and development investments [3] - The company has developed a new generation of high-performance bridge steel, including weather-resistant bridge steel series and composite plates for bridges, achieving a full range of specifications and bulk supply capabilities [3] - Nansteel's bridge steel products have been successfully applied in numerous iconic large bridge projects both domestically and internationally [3]