- Exploiting stone, sand, gravel and clay.

- Cutting and shaping stones.

- Installing electricity system.

- Maintaining and repairing automobiles and other kinds of machanized vehicles.

- Producing construction materials from clay (producing bricks).

- Exploiting and processing minerals.

- April 13, 2009: Stone Company Spilite was established with the charter capital of VND1.2 billion;

- April 07, 2010: Increased the charter capital to VND 3.5 billion;

- 2011: Raised the charter capital to VND 25 billion;

- September 26, 2012: Traded on Hanoi Stock Exchange (HNX);

- April 2014: Increaded the charter capital to VND126.15 billion;

- October 16, 2015: Increased charter capital to VND168.15 billion.

- January 11, 2018: Renamed as SPI Joint Stock Company;

- June 08, 2021: Renamed as Spiral Galaxy Joint Stock Company.