[The Yongzhou South 500 kV transmission and transformation project has started construction] The 500 kV transmission and transformation project in Yongzhou South, Hunan has officially started construction in Jianghua Yao Autonomous County recently. The total investment of this project is 840 million yuan, and it is planned to complete an investment of 530 million yuan by 2026. It will build a new 500 kV substation and supporting line project, including the installation of 2 sets of main transformers, the construction of 2 sets of 500 kV outgoing lines to Zixia substation, 4 sets of 220 kV outgoing lines, and the simultaneous construction of two 500 kV lines with a total length of about 100 kilometers. After completion, the project will become an important node of the 500 kV backbone network in Hunan, significantly enhancing the power supply capacity of the southern and surrounding areas of Yongzhou, optimizing the power grid structure, breaking through transmission bottlenecks, and providing support for the integration and consumption of new energy into the grid, helping the province's energy green transformation. Editor/Cheng Liting

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• 2026.04.03 16:07
• [The domestically produced largest diameter hard rock TBM is offline]
• On April 3, 2026, the domestically developed maximum diameter 13.2-meter hard rock TBM by CCCC Tianhe started construction in Changshu. The machine is equipped with 7600 domestically produced rare earth special steel main bearings developed by the Institute of Metals, Chinese Academy of Sciences, with a rated life of over 15000 hours and performance exceeding imports. This move marks China Communications Construction Corporation's first achievement of 100% localization of core components for ultra large diameter tunneling machines, completely bridging the last mile of national production of major underground engineering equipment in China.Editor/Cheng Liting

• 2026.04.03 15:53
• [China Kazakhstan's $125 million large order landed]
• At the Export to China SCO Choice Forum, Kazakh companies signed a $125 million agricultural export agreement with Chinese partners. Changsha Kaliev, the Minister of Trade of Kazakhstan, led a delegation to visit Shandong to deepen industrial and logistics cooperation. As the largest trading partner, the bilateral trade volume between China and Kazakhstan is expected to increase from 41 billion US dollars in 2023 to 48.7 billion US dollars in 2025, with Shandong's trade volume reaching 2.2 billion US dollars. Both sides are shifting from scale expansion to quality and efficiency improvement, with a focus on promoting the export of high value-added, non resource, and green technology products to ensure supply chain stability.Editor/Cheng Liting