- Building industrial, civil, underground, transportation constructions.

- Exploiting, manufacturing and trading electricity, construction materials, concrete structure.

- Investing, building, installing and operating small and medium sized hydroelectric plants.

- Others under the business lisence.

- 1990: Song Da No. 5 Joint Stock Company, formerly known as Vinh Son Hydorpower Construction Company, was established;

- January 1996:  Vinh Son Hydorpower Construction Company was renamed as Song Da No.5 Construction Company;

- November 04, 2004: Song Da No.5 Construction Company was equitized;

- January 07, 2005: Operated as a joint stock company with an initial charter capital of VND 22 billion.

- December 13, 2006: Officially traded on Hanoi Stock Exchange (HNX).

- 2007: Increased charter capital to VND60.94 billion.

- 2010: Increased charter capital to VND90 billion

- 2013: Increased charter capital to VND180 billion;

- 2014: Increased charter capital to VND259 billion;