- Producing galvanized steel sheets, zinc-aluminum alloy, painted galvanized and other alloys. Producing black steel pipe, galvanized steel pipe and other kinds of galvanized pipe.

- Producing steel purlin, galvanized purlin.

- Producing galvanized steel net, galvanized steel wire, other wires.

- Producing PVC plastic ceiling panels and construction materials

- Trading construction materials, consumer products materials

- Warehouse rental service and cargo.

- Industrial and civil construction

- Producing cold rolled steel coils

- Rental of machinery, equipment and other tangible stuffs. .

- On May 18, 1994: The predecessor was a small retail corrugated iron store that was established.

- On August 08, 2001: Hoa Sen Joint Stock Company was officially established with an initial charter capital of VND 30 billion and 3 distribution and retail branches.

- Starting from October 01, 2008: Hoa Sen Group changed its fiscal year to begin on October 01 and end on September 30 of the following year.

- On December 05, 2008: The company listed 57,038,500 shares of Hoa Sen Group on the Ho Chi Minh City Stock Exchange under the ticker symbol HSG.

- In 2012–2013: The Group was ranked among the Top 100 Largest Enterprises in Vietnam and the Top 30 Largest Enterprises in 2012; achieved Top 10 Vietnam Gold Star Award 2013 and Top 10 Enterprises in Corporate Social Responsibility; and received the Third-class Labor Medal.

- On December 31, 2015: The Group had 190 distribution and retail branches.

- On April 20, 2017: Increased charter capital to VND 2,000 billion.

- On June 26, 2017: Increased charter capital to VND 3,499,966,830,000.

- On July 09, 2018: Increased charter capital to VND 3,849,903,280,000.

- On May 15, 2019: Increased charter capital to VND 4,234,694,890,000.

- On May 29, 2020: Increased charter capital to VND 4,446,252,130,000.

- On July 27, 2021: Increased charter capital to VND 4,890,818,960,000.

- In October 2021: Increased charter capital to VND 4,934,818,960,000.

- In August 2022: Increased charter capital to VND 4,983,826,960,000.

- In November 2022: Increased charter capital to VND 5,980,549,860,000.

- In October 2023: Increased charter capital to VND 6,159,823,090,000.

- In November 2023: Increased charter capital to VND 6,209,823,090,000.