- Trading and fabricating steel.

- Trading real estate properties.

- August 30, 2010: Formerly known as Thanh Nam Inox Limited Company was established with an initial charter capital of VND40 billion under the business registration certificate No.0900613295 issued for the first time by Hung Yen Department of Planning and Investment;

- October 21, 2014: Transformed into Thanh Nam Inox Joint Stock Company with a charter capital of VND150 billion;

- September 08, 2015: Merged Saigon Steel Joint Stock Company into Thanh Nam Inox Joint Stock Company and increased the charter capital to VND255 billion;

- April 13, 2016: Renamed as Phuong Anh International Joint Stock Company;

- November 13, 2018: Became a public company under the Document No.7595/UBCK-GSDC issued by the State Securities Commission of Vietnam (SSC);

- September 21, 2020: Traded on the UPCOM market;

- July 28,2021:  Increased the charter capital to VND280,499,680,000;