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Rapid Progress in China-Laos Clean Energy Cooperation Project

Updated: December 26, 2025

The China-Laos 500 kV Interconnection Project is advancing rapidly as its Laos section enters the third phase of overhead conductor installation with active construction on transmission towers and power lines.

Once operational, the project will support a two-way electricity exchange capacity of 1.5 million kilowatts between China and Laos, and provide approximately 3 billion kilowatt-hours of clean electricity annually.

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The photo shows the 500 kV Namor Substation in Oudomxay Province, Laos. [Photo/sasac.gov.cn]

The Laos section of the project involves constructing a new substation and 32.5 kilometers of power lines, which are expected to be operational by April 2026. The major structure of the substation is now complete. With water, electricity and road access established, site leveling finished and all equipment prepared, electrical installation has commenced.

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The photo shows workers installing the pedestal of the main transformer bushing. [Photo/sasac.gov.cn]

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The photo shows workers of the China Southern Power Grid Co., Ltd. assembling a transmission tower with crane’s help. [Photo/sasac.gov.cn]



(Executive editor: Yuan Ting)