- Constructing and investing in civil and industrial works, transportation, irrigation works, urban infrastructure, electricic lines, substations, water supply and drainage works.

- Trading real estates.

- Exploiting natural minerals.

- Manufacturing and trading construction materials ( brick, clay, kaolin, stone, gravel, concret structures, steel,etc ).

- Investing in thermal power, electric power, wind power, and water.

- Supervising and consulting civil engineering construction.

- Investing exploiting, manufacturing and trading cement.

- Experiment on building materials.

- 1986: Formerly known as Tri An Hydropower Construction company was established.

- March 18, 1993: Renamed as Mien Dong construction company.

- April 13, 2006: Transformed into a Joint Stock Company with initial charter capital of VND15 billion;

- January 12, 2011: Traded on Ho Chi Minh Stock Exchange (HOSE);

- May 18, 2011: Increased charter capital to VND108,9 billion;