- On Nov 22, 1979: TNG Investment And Trading Joint Stock Company, formerly Bac Thai Garment Factory, was established;
- In 1997: Factory was renamed as Thai Nguyen Garment Company;
- On Jan 2, 2003: Company was officially changed to Thai Nguyen Garment Export Joint Stock Company with the charter capital of VND10 billion;
- In 2006: Company raised charter capital to VND18 billion;
- On Mar 18, 2007: Company raised charter capital to VND54.3 billion;
- On May 17, 2007: Became public company;
- On Aug 28, 2007: Renamed as TNG Investment And Trading Joint Stock Company;
- On Nov 22, 2007: The company's stock was listed on HNX;
- July 27, 2017: Charter capital was raised up to VND411,17 billion.
- December 2018: Increased charter capital to VND493.40 billion.
- January 09, 2020: Increased charter capital to VND652.11 billion.
- August 11, 2020: Increased charter capital to VND704,27 billion.
- September 30, 2020: Increased charter capital to VND739.96 billion.
- August 13, 2021: Increased charter capital to VND795.36 billion.
- October 27, 2021: Increased charter capital to VND858,98 billion.