[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

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• 2026.05.09 18:15
• [China builds its largest carbon fiber production line]
• On May 8, 2026, the first phase of Sinopec Shanghai Petrochemical's annual production of 30000 tons of large fiber bundle carbon fiber project was put into operation and qualified products were produced, with performance reaching the international advanced level. The completion of two production lines marks the launch of the 48K large fiber bundle carbon fiber production line, which has the largest single line capacity in China. The project has a high localization rate and a record breaking construction speed, and has also established a green electricity and high-end new material circular industry chain, supporting the high-quality development of the carbon fiber industry.Editor/Gong Ziwei

• 2026.05.09 18:08
• [Chinese Ambassador to Türkiye Jiang Xuebin Attends the Istanbul SAHA Defense Airshow]
• On May 7, 2026, Chinese Ambassador to Türkiye Jiang Xuebin was invited to attend the 2026 Istanbul SAHA Defense and Aerospace Exhibition, visited the booths of several Chinese exhibitors and encouraged them to expand overseas markets. During this period, he met with relevant Turkish institutions and business leaders to have in-depth exchanges on defense cooperation between China and Turkey. The exhibition is held every two years and attracts 1763 exhibitors from over 120 countries. The scale of China's 125 participating enterprises ranks first among all overseas countries.Editor/Gong Ziwei