Core Viewpoint - The Daitengxia Ship Lock has achieved a cumulative throughput of over 400 million tons since its trial navigation began in March 2020, highlighting its significant role as a central hub in the Pearl River Golden Waterway [1]. Group 1 - The Daitengxia Ship Lock has facilitated a total of 146,400 vessel passages, demonstrating its operational efficiency and importance in inland waterway transport [1]. - The lock serves as a crucial channel for inland water transport from Yunnan, Guizhou, and Guangxi to the sea, supporting the strategic integration of Guangxi into the Guangdong-Hong Kong-Macao Greater Bay Area [1]. - The project has led to the transformation of a 266-kilometer navigable channel, upgrading the navigation class from 300 tons to the highest standard of 3,000 tons in China's inland waterway transport [1].