This aerial photo taken on Dec. 11, 2022 shows a bridge under construction at the Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway in southwest China’s Chongqing Municipality. The Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway started construction on Sunday. (Xinhua/Tang Yi)
This photo taken on Dec. 11, 2022 shows a tunnel under construction at the Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway in southwest China’s Chongqing Municipality. The Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway started construction on Sunday. (Xinhua/Tang Yi)
This photo taken on Dec. 11, 2022 shows a tunnel under construction at the Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway in southwest China’s Chongqing Municipality. The Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway started construction on Sunday. (Xinhua/Tang Yi)
This aerial photo taken on Dec. 11, 2022 shows a tunnel under construction at the Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway in southwest China’s Chongqing Municipality. The Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway started construction on Sunday. (Xinhua/Tang Yi)
This aerial photo taken on Dec. 11, 2022 shows a tunnel under construction at the Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway in southwest China’s Chongqing Municipality. The Chongqing section of Chengdu-Dazhou-Wanzhou high-speed railway started construction on Sunday. (Xinhua/Tang Yi)
原文地址：http://en.people.cn/n3/2022/1212/c90000-10182715.html