- 1984: 123 Mechanic and Transportation Enterprise was established.
- April 13, 1993: Marine Supply And Engineering Service Company No.1, was established.
- September 2003: Marine Supply And Engineering Service Company was equitized (Maserco). Initial charter capital is VND4 billion.
- 2006: Increased charter capital to 8 billion.
- 2007: Increased charter capital to 10 billion.
- 2008: Increased capital to 32 billion.
- December 24, 2009: Officially traded on Hanoi Stock Exchange (HNX).
- October 2010: Increased charter capital to VND 54.99 billion.
- March 2014: Increased charter capital to VND 63.33 billion.
- 2015: Increased charter capital to VND 131.08 billion.
- 2016: Increased charter capital to VND 144.19 billion.
- 2018: Increased charter capital to VND 151.39 billion.