[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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• 2026.02.06 14:34
• [Anhui will start over 2000 key projects by 2026]
• In 2026, Anhui Province will implement an effective investment promotion campaign, with over 2000 key projects starting throughout the year. During the 14th Five Year Plan period, the gross domestic product of Anhui Province has crossed two trillion yuan steps, with an average annual growth rate of 5.7%; The revenue of industrial enterprises above designated size has risen to fifth place, entering the ranks of major industrial provinces, and the high-quality development index of the manufacturing industry has risen to sixth place in the country. By 2025, the gross domestic product of Anhui region will reach 5.3 trillion yuan, with a growth rate of 5.5%; The total import and export volume has exceeded one trillion yuan; The actual growth rate of foreign investment utilization ranks first in the country. Editor/Cheng Liting

• 2026.02.06 14:34
• [Guangzhou and Dongguan plan to build a new Dongjiang Channel project]
• On February 4, 2026, the Development and Reform Commission of Dongguan City released a public announcement before the evaluation of the "Social Stability Risk Analysis Report for the Dongjiang Channel Construction Project (Dongguan Side)". The Dongjiang Passage adopts the standard of first-class highway and urban trunk road, with six lanes in two directions, a design speed of 60km/h, and a total length of 3055m, including a tunnel section of 2535m. The construction content mainly includes road engineering, tunnel engineering, bridge and culvert engineering, water supply and drainage engineering, traffic engineering, lighting engineering, power pipe trench engineering, building engineering, greening engineering, etc. After the project joint review meeting, the total investment was 4.698 billion yuan. The plan is to start construction in January 2027 and open to traffic in June 2030, with a total construction period of 42 months. Editor/Cheng Liting