[China's largest shield tunneling machine goes offline in Zhengzhou]On September 15, 2026, the ultra large diameter slurry balance shield machine, China Railway 1662, was produced in Zhengzhou. It is the largest diameter shield machine independently developed by China and will be used for the construction of the Dongpu Reservoir tunnel under the west extension project of the North Second Ring Road in Hefei. The total length of the project line is about 10.6 kilometers, with a shield tunnel section of 2.9 kilometers, and the construction environment is complex. The shield tunneling machine has an excavation diameter of 16.68 meters and is equipped with multiple advanced technologies. After the completion of the project, it will connect the transportation in the area and help promote the development of Hefei city.Editor/Gong Ziwei
In the first 10 months of 2026, the total import and export value of China's goods trade was RMB 44.81 trillion, a year-on-year increase of 20%. Among them, exports amounted to 25.99 trillion yuan, an increase of 17.6%; Imports amounted to 1.882 trillion yuan, an increase of 23.6%. From the perspective of key commodities, in terms of imports, China imported 8.17 trillion yuan worth of mechanical and electrical products in the first 10 months, an increase of 35%; 400 million tons of crude oil, a decrease of 15.1%; Agricultural products amounted to 1.29 trillion yuan, an increase of 4.6%. Editor/Cheng Liting
On November 11, 2026, China's independently developed "Light Cavalry" small and medium-sized solar powered unmanned aerial vehicle successfully made its maiden flight at an airport in northwest China. As a pure electric aircraft powered solely by solar energy, the "Light Cavalry" has core advantages such as long endurance, rapid deployment, and convenient support. This model is 3.2 meters long, with a wingspan of 8 meters, and a maximum designed endurance time of 30 hours. Editor/Cheng Liting