Core Insights - Multiple high-speed rail projects in Sichuan are progressing steadily during the National Day holiday, with over 30,000 construction workers on site [1][2] - Significant advancements have been made in the construction of the Xining to Chengdu high-speed railway, with 45% of the overall project completed [1] - The Chengdu North Station expansion and the Chengdu railway station capacity enhancement are ongoing, with all personnel committed to meeting project deadlines [1] Group 1 - The Xining to Chengdu high-speed railway has seen the completion of 6 out of 14 tunnels and 88% of bridge works, with overall project progress at 45% [1] - The Chengdu North Station has completed various supporting projects, including high slope protection and emergency response buildings [1] - The Chengdu railway station is being upgraded to enhance its capacity as a comprehensive transportation hub, with all machinery operating at full speed [1] Group 2 - The Xuyou high-speed railway project has implemented an intelligent production line, achieving 65% of box beam pre-fabrication and 53% of beam installation [2] - The Yukun high-speed railway's main tunnel and bridge works are completed, with 99% of box beam installation finished [2] - The next phase for the Yukun high-speed railway involves the commencement of ballastless track construction to ensure timely operation [2]