- Constructing and installing specialized construction for the petroleum sector

- Constructing and installing petroleum basin, pipeline, warehouse

- Installing fire protection systems

- Manufacturing and trading mechanical products, building materials

- Providing transportation, delivery services, warehouse and manufactures leasing

- Installing electrical substations and cables

- Constructing project foundation

- Building stone embankments and dams

- Distributing Oil & Gas and its finished products

- Trading raw materials and equipment for petroleum industry.

- February 22, 1977: Established and named Installation No.3 Company

- June 20, 1980: Named Installation Enterprise under Petrolimex Region II Company

- 1996: Transferred to Vietnam National Petroleum Corporation (Petrolimex)

- January 01, 2002: Transformed into a Joint Stock Company with the initial charter capital of VND4.2 billion. Renamed as Petrolimex Installation No.3 Joint Stock Company.

- May 24, 2006: Increased charter capital to VND10.5 billion.

- January 02, 2007: Increased charter capital to VND21 billion.

- June 19, 2007: Became a public company.

- December 06, 2007: Increased charter capital to VND50 billion.

- September 25, 2014: Officially traded on Hanoi Stock Exchange (HNX).