Giant tunnel boring machine Yongzhou unveiled in central China

For more: https://news.cgtn.com/news/2024-02-28/Giant-tunnel-boring-machine-Yongzhou-unveiled-in-central-China-1ryOFQ3wEqA/p.html A Chinese-made tunnel boring machine (TBM) named Yongzhou has made its debut. Boasting a mega-diameter design, Yongzhou is set to play a pivotal role in the construction of the Jintang undersea tunnel. This project will connect Jintang Islet in Zhoushan to the coastal region of Ningbo, covering a distance of 16.18 kilometers, with an 11.2-kilometer section requiring drilling. This operation will mark the world's first successful meeting and dismantling of mega-diameter TBMs undersea. Subscribe to us on YouTube: https://goo.gl/lP12gA Download our APP on Apple Store (iOS): https://itunes.apple.com/us/app/cctvnews-app/id922456579?l=zh&ls=1&mt=8 Download our APP on Google Play (Android): https://play.google.com/store/apps/details?id=com.imib.cctv