2. Stock code: DID
3. Name of person discharging managerial responsibility /Director: Bui Thi Anh Vinh
4. Position: Director
5. Securities type: Common stock
6. Number of shares held by the shareholder before transaction: 60,000 shares
7. Nature of transaction: Gift of shares/ transfer/ acquisition through negotiation or continuous order matching/ selling through negotiation or continuous order matching
8. Number of shares registered for sale: 30,000 shares
9. Number of shares disposed: 5,000 shares
10. Number of shares registered for acquisition: 40,000 shares
11. Number of shares acquired: 0 shares
12. Total holding following transaction and total percentage holding following transaction: 55,000 shares
13. (Last) Date of transaction: 04/05/2012 to 31/05/2012