- Name of the individual conducting the transaction: Nguyen Thi Kim Hoa

- Position: Member of the Board of Directors, Deputy General Director

- Security code: HHC

- Number and percentage of shares held before the transaction: 278,000 shares, ownership ratio 1.69%

- Number of shares registered to sell: 225,000 shares

- Number of shares sold: 225,000 shares

- Number and percentage of shares held after the transaction: 53,000 shares, ownership ratio 0.32%

- Transaction method: Matched order

- Transaction period: From March 23, 2017 to March 24, 2017