- March 2004: Construction of Huong Son Hydropower Plant 1 with a total capacity of 33 MW was commenced;
- January 2011: Generating Unit No.1 was integrated into the national power grid;
- April 2011: Generating Unit No.2 was integrated into the national power grid;
- November 19, 2014: Became a public company;
- August 04, 2015: Traded on the UPCOM market;