- Name of issuer: Hydraulic Engineering Consultant Corporation II
- Stock code: HEC
- Securities type: Common stock
- Name of person discharging managerial responsibility /Director: Bui Huu Quynh
- Position in the listed company: Chair of the BOD
- Number of shares held by the shareholder before transaction: 1,055,490 shares (17.59%)
- Number of shares registered for acquisition: 464,410 shares
- Total holding following transaction: 1,519,900 shares
- Number of shares acquired: 464,410 shares
- Total percentage holding following transaction: 25.33%
- Start date of transaction: 26/06/2023
- End date of transaction: 26/06/2023