[Shenjiang No. 1 participated in the construction of the deepest submarine tunnel] On August 23, China's self-developed subsea tunnel shield machine rolled off the assembly line in Changsha, Hunan. The equipment shield machine has an excavation diameter of 13.42 meters, a total length of 130 meters, and a total weight of 3,800 tons. It will participate in the construction of China's deepest submarine tunnel-the Zhujiangkou Tunnel of the Shenzhen-Jiangmen Railway. The Pearl River Mouth Tunnel is a key control project of the Deep River Railway. "Shenjiang No. 1" crosses the section with a total length of 3590 meters. The entire line is tunneled downhill for a long distance and passes through the Pearl River estuary. The engineering geological conditions are extremely complicated. Editor/Xu Shengpeng

Click to see more live >>

• 2026.10.09 10:28
• [All New Platforms Installed at CNOOC Yinggehai Ledong Gas Field]
• Recently, the second newly built platform of CNOOC Ledong 22-1 gas field comprehensive adjustment project has completed offshore installation, and all platforms are in place. As the first offshore marginal gas field group secondary development project in China, the project relies on the coordinated exploitation of new and old facilities, and will ensure the energy supply of Hainan Free Trade Port after production. Editor/Min Jing

• 2026.10.09 10:27
• [CR25G Completes 90% of Continuous Beams for Qingdao Rail Link]
• On October 6, 2026, the double beams of the Xifenghe Extra Large Bridge on the Weisu High speed Railway to Qingdao Connection Line, which CR25G participated in, were successfully closed, and the continuous beam construction of the entire line exceeded 90%. The construction conditions of the project are complex, and multiple digital technologies are used to ensure the quality of the project. After completion, it will help connect the Jiaodong Peninsula to the outside world. Editor/Min Jing