1.

Information on individual conducting the transaction:

- Full name:

Vu Hai Truong

- Current position

in the public company:

None

2.

Information on the internal person:

Tran Tien Dung

- Current position

in the public company:

Deputy CEO

- Relationship between the trader and the internal person:

Brother-in-law

3.

Securities symbol:

HAH

4.

Account number:

N/A

5.

Number, ownership percentage of shares held before the transaction:

0 shares (0%)

8.

Number of shares registered for trading:

- Type of transaction:

Buy

- Number of shares registered for trading:

400,000 shares

10.

Number, ownership percentage of shares expected to hold after the transaction:

400,000 shares (0.82%)

11.

Method of transaction:

Put-through or order-matching

12.

Expected trading time:

From Mar 18, 2022 to Apr 15, 2022