- Name of the individual conducting the transaction: Nguyen Thi Thuy Hong

- Position: Head of the Supervisory Board

- Security code: HHC

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

- Number of shares registered to sell: 53,000 shares

- Number of shares actually traded (sold): 0 shares. Reason: Unfavorable market price

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

- Transaction period: From September 15, 2017 to October 14, 2017