- Manufacturing and trading steel structure, tank, hatch cover, cranes, cement production line, paper production line, periodic water system, treatment ash system, etc.

- Manufacturing and Installing machineries and equipment for energy industry (hydropower plant, thermal power plant, etc.). chemical industry, materials industry, food industry, civil and industrial works.

- Providing consulting services for civil works and industrial works.

- Providing services such as transportation of goods, mineral mining, and industrial investment.

- Designing, manufacturing and repairing shipbuilders, ferries, crafts, barges, etc.

- Constructing and installing commercial, residential and manufacturing buildings, as well as infrastructures, etc.

- Trading apartment building, real estate.

- 1960: Lilama 3 was established and named as Viet Tri C1 Machinery Erection Site in VietTri Vinh Phu province.

- 1984: Renamed as Machinery Erection Enterprise No.3;

- 1995: Renamed as Erection & Construction Company No.3;

- 2001: Erection & Mechanics Factory was established with the capacity of 4,500 ton/yearin Phu Tho;

- 2003: Engineering & Consulting Center was established;

- 2005: Mechanical Manufacture Factory with the capacity 6,000 ton/year was constructed in Quang Minh, Hanoi;

- 2006: Equitized and renamed as Lilama 3 JSC;

- 2007: Lilama 3 constructed the Mechanical manufacture & Shipbuilding Plant in Bach Hac, Phu Tho;

- 2008: Lilama 3 had moved its head quarter to Hanoi;

- 2009: Listed on HNX (ticker: LM3);

- 2010: Established Lilama 3.3 JSC;

- 2015: Stop listing on HNX.