A tunnel boring machine, called "Xianxinghao," which is about 90 meters long, 12.1 meters in diameter, and weighs about 2,150 tons in total, is deployed on May 11, 2025, in Hangzhou, East China's Zhejiang Province to excavate a 5-kilometer tunnel from Jiuquyang Port intake to Gujiaqiao Port intake. This marks the start of shield tunneling for the northern section of the western route of the expanded Hangzhou-Jiaxing-Huzhou South Drainage corridor project. Photo: VCG