Reporters learned from the National Development and Reform Commission that five power mutual assistance projects, including the Chongqing-Qiannan, Hunan-Guangdong, and Hunan-Qiannan, have been officially approved recently, and China's cross-regional power mutual assistance capacity will be further enhanced.

It is introduced that the total investment of the five projects is 24.4 billion yuan, of which State Grid has invested 18.4 billion yuan and Southern Grid has invested 6 billion yuan. The projects will build five flexible DC converter stations with a capacity of 3 million kilowatts and the line length will reach 1,227 kilometers. It is planned to be put into operation before the summer peak in 2027. After the completion, the total capacity of the inter-provincial bi-directional power transmission will be increased by 15 million kilowatts. It can improve the emergency accident support capability and the flexibility of dispatching and operation, reduce operation risks, and effectively guarantee the power demand of social and economic life and people's livelihood.

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