[The world's first 500 kV economical high voltage AC current limiter] A few days ago, the world's first 500kV/90kA economical high-voltage AC current limiter developed by China Xidian Group successfully completed the manual short-circuit test and was successfully put into operation on the Shun-Guang-A line of the 500kV Guangnan Station. The successful operation of the project has filled the domestic economical AC ultra-large short-circuit current suppression technology gap, provided an economical and reliable solution for the suppression of high-voltage AC short-circuit current, and provided a strong guarantee for the reliable operation of the ultra-high-voltage large power grid. Editor/Xu Shengpeng

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• 2026.05.19 18:10
• [2600 kilometers of sand crossing roads will be constructed in Inner Mongolia]
• In 2026, Inner Mongolia plans to construct 2600 kilometers of sand crossing roads. As of the end of April, 41 projects have started construction and completed 710 kilometers, accounting for approximately 27% of the annual task. From Maowusu to Keerqin, a comprehensive battle to control desertification by road is unfolding. Editor/Cheng Liting

• 2026.05.19 18:07
• [The first dredging railway in the Six Scenic Area of Nanning Port has started construction]
• Recently, the first phase of the railway dedicated line project in the Six Scenic Area of Nanning Port officially broke ground. This line is the first dredging railway in the Six Scenic Area of Nanning Port. The total investment of the first phase of the railway dedicated line project in the Six Scenic Area of Nanning Port is 152 million yuan, with a designed annual loading and unloading capacity of 3.2 million tons. The line is connected to the Six Scenic Station of the Hunan Guangxi Railway, with a total length of 0.766 kilometers. It is constructed according to the single line diesel standard, with a designed speed of 40 kilometers per hour, and is expected to be completed in August 2027. Editor/Cheng Liting