- 1965: Hatay Pharmaceutical Joint Stock Company, formerly Ha Tay Pharmaceutical Enterprise, was established.
- 1985: Ha Tay Pharmaceutical Enterprise was merged with Ha Tay Pharmaceutical Company and Hoa Binh Pharmaceutical Material Company to set up Ha Son Binh Pharmaceutical Enterprise.
- 1991: Ha Son Binh Pharmaceutical Enterprise was separated into Ha Tay Pharmaceutical Company and Hoa Binh Pharmaceutical Company.
- 10 January 2001: Transformed into Ha Tay Pharmaceutical Joint Stock Company.
- 2008: Company's stock was listed and traded on HNX. Initial charter capital is VND8.4 billion.
- 01 July 2017: Charter capital was raised up to VND125,636,910,000.
- 15 June 2018: Charter capital was raised up to VND188,447,720,000.
- July 22, 2019: Increased charter capital to VND211.273.650.000;
- April 27, 2021: Charter capital was raised up to VND264,088,280,000;