SDD: Notice of transactions of principal shareholders

1. Name of principal shareholder: Petrovietnam Finance join- stock Corporation – Nam Dinh branch

2. Name of stock held: SDD

3. Securities type: Common stock

4. Number of shares held by principal shareholders: 550,000 shares

5. Number of shares to be disposed: 250,000 shares

6. Total holding following transaction: 300,000 shares

7. Purpose of transaction: portfolio restructure

8. Date of transaction: From 30/09/2008 to 30/10/2008

HaSTC

>   TNG: Adjustment of 2008 production and business plan (25/09/2008)

>   SJM: Result of transactions of Directors, PDMR (25/09/2008)

>   TLC: Result of transactions of principal shareholder (25/09/2008)

>   HASTC Notice: Hanoi Education Development and Investment JSC applies for listing (25/09/2008)

>   HASTC Notice: Vinacomin – HaLam Coal JSC applies for listing (25/09/2008)

>   HASTC Notice: Petro Vietnam Nghe An Construction JSC applies for listing (25/09/2008)

>   LGC: Insider trading (25/09/2008)

>   ALP: Insider trading (25/09/2008)

>   BMP: Insider trading (Ms Ha) (25/09/2008)

>   MPC: Insider Trading (Ms Binh) (25/09/2008)