- October 31, 1997: The company's forerunner - Song Da Cooperating Oversea Laborers Centre was established.
- June 05, 2000: The company was changed into Song Da International Manpower Supplying and Trading Company.
- June 18, 2003: The company was renamed as SIMCO Song Da Joint Stock Company with the initial charter capital of VND3 billion.
- September 2004: Increased charter capital to VND5 billion.
- July 2005: Increased charter capital to VND10 billion.
- June 2006: Increased charter capital to VND20 billion.
- December 21, 2006: The company's stock was listed on Hanoi Stock Exchange (HNX).
- September 2007: Increased charter capital to VND70 billion.
- 2008: Increased charter capital to VND91 billion.
- 2010: Increased charter capital to VND109.2 billion.
- 2011: Increased charter capital to VND131.03 billion.
- August 2015: Increased charter capital to VND262.06 billion.