Hanoi, Dec. 23 -- The completion of a series of large-scale projects with national strategic importance has shown the widespread spirit of patriotic emulation among all Vietnamese people from all strata, serving as a momentum for the nation's development in a new era. The 500 kV Circuit 3 transmission line linking Quang Trach (Quang Binh) and Pho Noi (Hung Yen) has marked a remarkable milestone for Vietnam's electricity sector, as one of the country's most complex energy projects was completed in just six months instead of the usual three to four years. Spanning 519 km across nine provinces and comprising four sub-projects, the line includes 1,177 pylons, some up to 145 metres high and weighing as much as 415 tonnes, constructed under har...