Cong Thanh – Nghi Son Line is a 500kV overhead line with a length of 10km from Cong Thanh, Nghe An, Vietnam, to Nghi Son, Thanh Hoa, Vietnam.

The project, which is currently under construction, is expected to be commissioned in 2021.


Cong Thanh – Nghi Son Line is an overhead line that will be operated by National Power Transmission. The line will carry alternating current (AC) through single circuit cable.

The development of the Cong Thanh – Nghi Son Line project has been approved by the Electricity Regulatory Authority of Vietnam.

Cong Thanh – Nghi Son Line project development status

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By GlobalData

The construction works on the Cong Thanh – Nghi Son Line project were commenced in 2020 and commissioning is expected in 2021.

About National Power Transmission

National Power Transmission Company is established to supply safe, stable, reliable and continuous power transmission services, and ensuring power supply. The company is based in Vietnam.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.