[The Canal, China's super-large-diameter shield machine, is put into use]The "Canal", a mud-water balance shield machine with the largest diameter domestically developed, designed and manufactured by China, was put into use in the Beijing East Sixth Ring Road Transformation Project recently. The "Canal", a super large-diameter shield machine tailored for the reconstruction of the East Sixth Ring Road, consists of a cutter head, a shield body and 5 sets of trolleys, with a total weight of about 4,500 tons. Editor/Xu Shengpeng
The Dalian No.1 low altitude cross sea long endurance composite wing unmanned aerial vehicle independently developed by Dalian University of Technology has successfully completed its first sea flight test. The core indicators such as mounting capacity, range and endurance, and wind resistance of this aircraft model have all met expectations, adding a high-performance practical platform for China to build an integrated low altitude economic ecosystem of land, sea and air. Editor/Cheng Liting
On July 6, 2026, the JHW91-13 well located in the Jimsar National Continental Shale Oil Demonstration Zone in Xinjiang was successfully drilled, with a completion period of 7.75 days, a completion depth of 5501 meters, and a vertical depth of 4031 meters, breaking the record for the shortest drilling period for shale oil at the same depth in China. The drilling efficiency reached the advanced level of shale oil wells of the same type in North America. Editor/Cheng Liting