PC1 GROUP JOINT STOCK COMPANY (PC1) was established on 02 March 1963, experienced nearly 60 years of construction and development, from the initial key tasks is the construction and installation of the national electricity transmission works,  PC1 today has proven its capability in a number of different economic sectors, and ranked 111th in the top 500 private enterprises in Vietnam with more than 20 member units and gross revenue VND 9000 billions in 2021.