Viet Tri – Son La – Hiep Hoa Line is a 500kV overhead line with a length of 2.29km from Viet Tri, Phu Tho, Vietnam, to Hiep Hoa, Bac Giang, Vietnam.

Construction works on the Viet Tri – Son La – Hiep Hoa Line project was commissioned in 2018.


The Viet Tri – Son La – Hiep Hoa Line, which is an overhead line, is being operated by National Power Transmission. The Viet Tri – Son La – Hiep Hoa Line is a new line. The line carries alternating current (AC) through double circuit cable.

Viet Tri – Son La – Hiep Hoa Line project development status

project works were completed in 2018.

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.