- July 22, 1995: Formerly known as Tien Son Thanh Hoa Company - Limited was established with a charter capital of VND 550 million.
- November 5, 2003: Increased charter capital to VND 5.8 billion;
- July 7, 2004: Increased charter capital to VND 10.8 billion;
- July 29, 2005: Increased charter capital to 20.8 billion VND;
- January 14, 2008: Increased charter capital to VND 36 billion;
- March 30, 2009: Increased charter capital to VND 45 billion;
- June 19, 2012: Increased charter capital to VND 50 billion;
- March 10, 2014: Increased charter capital to 348 billion VND;
- March 10, 2014: Transformed into Tien Son Thanh Hoa Joint Stock Company, granted by the Department of Planning and Investment of Thanh Hoa province;
- October 29, 2014: Approved to become a public company;
- December 29, 2020: Listed on Hochiminh Stock Exchange (HOSE);
- March 24, 2021: Traded on Hochiminh Stock Exchange (HOSE);