- July 31, 1991: Gia Dinh Water Supply branch under Ho Chi Minh City Water Supply Company was established.
- October 21, 2005: Refilling road surfaces for water supply works was officially added to business activities of company.
- August 31, 2005: Gia Dinh Water Supply branch was transfered to a member of Sai Gon Water Supply Corporation.
- December 30, 2005: Gia Dinh Water Supply branch was changed into Gia Dinh Wasuco Joint Stock Company.
- June 15, 2010: The company's stock was listed on the Upcom.
- October 12, 2018: Listed on Hanoi Stock Exchange (HNX);
- December 18, 2018: Traded on Hanoi Stock Exchange (HNX);