3339/QĐ-UBND signed by Vice Chairman of Thanh Hoa Provincial People's Committee Vuong Van Viet on 29 September 2009.

On7 November, according to the agreement between the leaders of Thanh Hoa province and Viettel, the V-League and Viettel first team players were received and managed by the Department of Culture, Sports and Tourism and was signed by the Chairman of the Provincial People's Committee to establish a new football team with the name Viettel–Thanh Hoa Football Club.

In the following season, the company's Board of Directors decided to reuse the old name of the previously disbanded team, Thanh Hoa Football Club.

After a while, due to many financial difficulties, Mr. Nguyen Van De, Chairman of Thanh Hoa Football Club, repeatedly applied to transfer the team back to the Department of Culture, Sports and Tourism.

[7] On September 7, 2015, FLC Thanh Hoa Football Joint Stock Company was established, with a charter capital of 50 billion VND with 3 founding shareholders: FLC Group (owning 80% of charter capital), Mr. Doan Van Phuong (Chairman of the Board of Directors and CEO - 10%) and Mr.

[9] On 20 August 2023, Đông Á Thanh Hóa became the 2023 Vietnamese Cup champions after defeating Viettel 5–3 on penalties shootout.

As of 22 January 2025[11] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.