- Construction of civil and industrial projects, housing construction, transportation works.

- Business development of new urban areas, industrial park infrastructure and real estate business.

- Production and trading of construction materials.

- Import and export of construction machinery, equipment and materials.

- Exploiting, trading in clean water and electric energy.

- November 15, 1977: Established as Construction Company No 9

- November 20, 1995: Became a member of Vietnam Construction and Import-Export Joint Stock Corporation (Vinaconex)

- November 04, 2004: Equitized and renamed as Construction Joint Stock Company No 9 with the initial charter capital of VND21 billion

- July 14, 2008: Increased the charter capital to VND80 billion

- November 05, 2009: Officially traded on Hanoi Stock Exchange (HNX).

- April 2011: Increased the charter capital to VND120 billion