- Name of the individual conducting the transaction: Tran Thu Ha

- Position: Authorized person for information disclosure

- Security code: HHC

- Number and percentage of shares held before the transaction: 37,000 shares, ownership ratio 0.23%

- Number of shares registered to sell: 2,000 shares

- Number of shares sold: 2,000 shares

- Number and percentage of shares held after the transaction: 35,000 shares, ownership ratio 0.21%

- Transaction method: Matched order

- Transaction period: March 23, 2017