Recently, the No. 6 main tower of the Shituo Yangtze River Bridge on the Chongqing-Wanzhou High Speed Railway was successfully topped out. The Shituo Yangtze River Bridge is 1,056 meters long, with the No. 6 main tower reaching 253 meters, making it the world's tallest twin-linked main tower. The Chongqing-Wanzhou High Speed Railway spans 251 km, with a design speed of 350 km/h, and is expected to be completed and operational by 2027.