- Developing and trading housing, offices for lease, hotels & resorts

- Constructing civil and industrial works, irrigation, road, airport, technical infrastructure, sewerage and drainage system

- Manufacturing and trading building materials (brick, stone, cement, timber)

- Providing consulting service in construction investment

- Trading and exporting crafts. agricultural, forestry and fishery products.

- May 05, 1993: Formerly known as Construction Company No.5 was established under the Decision No.171A/BXD-TCLD of Ministry of Construction.

- July 19, 1995: Renamed as Construction Company No 5.1.

- January 02, 1995: Renamed as Construction Company No.3

- August 07, 2002: Equitized into Construction Joint Stock Company No 3 with an initial charter capital of VND6.2 billion.

- 2007: Increased charter capital to VND80 billion.

- December 13, 2007: Officially traded on Hanoi Stock Exchange (HNX).

- May 18, 2017: Increased charter capital to VND283.79 billion.

- December 26, 2019: Increased charter capital to VND326.36 billion.

- March 17, 2020: Increased charter capital to VND610.15 billion.

- October 15, 2020: Renamed as Nam Mekong Group Joint Stock Company.

- September 1,2021: Increased charter capital to VND668.11 billion