PHOTO / CHINA
Tunneling colossus
Published: Sep 16, 2026 12:10 AM
China's largest shield tunneling machine rolls off the production line in Zhengzhou, Henan Province on September 15, 2026. The domestically developed machine has a massive 16.68-meter excavation diameter and a body 125 meters long. It weighs about 4,800 tons. Photo: CNS Photo

China's largest shield tunneling machine rolls off the production line in Zhengzhou, Henan Province on September 15, 2026. The domestically developed machine has a massive 16.68-meter excavation diameter and a body 125 meters long. It weighs about 4,800 tons. Photo: CNS Photo