SDT: Result of transaction of principal shareholder (VF1)

Song Da No.10 Joint Stock Company (HNX: SDT) announces the trading result of principal shareholder as follows:

1. Name of issuer: Song Da No.10 Joint Stock Company

2. Stock code: SDT

3. Name of principal shareholder: Vietnam Securities Investment Fund (VF1)

4. Securities type: Common stock

5. Number of shares held by the principal shareholder before transaction: 740,000 shares (equaling 6.32% of charter capital)

6. Number of shares registered for acquisition: 400,000 and sale: 50,000 shares

7. Number of shares acquired and disposed: 0 share

8. Total holding following transaction and total percentage holding following transaction: 740,000 shares (Equaling 6.32% of charter capital)

9. Date of transaction: From 26/11/2010 to 24/01/2011.

hnx

>   C92: Deputy Manager bought 5,400 shares (28/01/2011)

>   B82: Result of transactions of Directors, PDMR (Mr. Tinh) (28/01/2011)

>   XMC: Result of transaction of principal shareholder (VF1) (28/01/2011)

>   SDT: VF1 registered to buy and sell 350,000 shares (28/01/2011)

>   HLA: Head of the Supervisory Board registered to sell 15,600 shares (28/01/2011)

>   HRC: Chief Accountant registered to buy 3,000 shares (28/01/2011)

>   ITC: Vietnam Azalea Fund Limited bought 699,530 shares (28/01/2011)

>   OPC: SSI Vision Fund registered to 624,620 shares (11/02/2011)

>   PGD: Member of the BOD sold 10,000 shares (28/01/2011)

>   VIC: Decision on additional listing (28/01/2011)