NANNING, Feb. 4 (Xinhua) -- China Southern Power Gird on Wednesday kicked off construction of Yunnan northwest to Guangdong 800KV ultra-high direct current (DC) power transmission project.
With a total investment of 22.2 billion yuan, this west-to-east power transmission project is one of the twelve power transmission channels for implementing the State Council's air pollution control action plan and is scheduled to be ready for power transmission by 2017.
The project channels from Yunnan province's Dali Bai Autonomous Prefecture, via Yunnan, Guizhou, Guangxi and Guangdong and would end at Guangdong Shenzhen Baoan district.
With a total length of 1,959 kilometers, this is so far the longest power transmission project of China Southern Power Grid.
When completed, the project is expected to transmit approximately 20 billion kwh of electricity to Guangdong annually, about one fourth of Shenzhen city's yearly power consumption. (Edited by Niu Huizhe, niuhuizhe@xinhua.org)
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