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China puts largest ultra-high-voltage cross-river power project into operation
CGTN
A view of China's largest ultra-high-voltage power project across the Yangtze River. /State Grid Corporation of China
A view of China's largest ultra-high-voltage power project across the Yangtze River. /State Grid Corporation of China

A view of China's largest ultra-high-voltage power project across the Yangtze River. /State Grid Corporation of China

China inaugurated its largest ultra-high-voltage power project across the Yangtze River on Sunday.

The 500-kilovolt power transmission and transformation project stretches from Taizhou City to Wuxi City in Jiangsu Province and will ensure a reliable power supply for the Yangtze River Delta region.

It is expected to transmit over 26 billion kilowatt-hours of electricity annually, equivalent to the power consumption of a medium-sized city for a year.

The project, for which the construction lasted nearly three years, involved the construction of two 385-meter super-high transmission towers. Completed, it spans 178 kilometers, with an investment of over 1.5 billion yuan ($210 million).

The entire project achieved a localization rate of 100 percent. The project's team implemented innovative techniques and components, such as cast steel nodes and ring-shaped steel frame components as well as new technologies and materials like strong steel core aluminum alloy stranded wire.

"We successfully overcame various technical challenges, including the construction of ultra-high-speed iron towers and the installation of high-tension cross-river wires," the projects's manager Chen Bing said, 

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