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GEDI Signs Contract for Qinghai-Guangxi DC Project

Recently, GEDI signed a contract for the power transmission project delivering electricity from the Qaidam Desert Base in Haixi Mongol and Tibetan Autonomous Prefecture, Qinghai, to Guangxi (Qinghai-Guangxi DC Project).

The Qinghai-Guangxi DC Project has been designated as a key project in the national power development plan. As one of China's first UHV transmission corridors jointly developed by State Grid and China Southern Power Grid, it adopts ±800 kV UHV flexible DC transmission technology. Spanning approximately 2844 kilometers, the project traverses five provinces and regions-Qinghai, Sichuan, Yunnan, Guizhou, and Guangxi. GEDI is responsible for the feasibility study, survey, and design of one ±800 kV receiving-end converter station in Southeast Guangxi, one DC grounding electrode, 137 kilometers of DC transmission lines, and 47 kilometers of grounding electrode lines for this project.

Upon completion, the project is expected to deliver 36 billion kWh of electricity annually from Qinghai to Guangxi, with approximately 24.6 billion kWh sourced from clean energy, representing 69% of the total. This will establish a stable and reliable "green power artery" for Guangxi, which holds significant strategic value for optimizing the national energy mix, facilitating the consumption of clean energy in western China, and supporting the achievement of the carbon peaking and carbon neutrality.