MAC: Notice of transaction of principal shareholder

MAC announces the notice of transaction of principal shareholder as follows:

1. Name of issuer: Marine supply and engineering service JSC

2. Stock code: MAC

3. Name of principal shareholder: Vietnam National Shipping Lines

4. Number of shares held by the principal shareholder before transaction: 389,000 shares (12.156% charter capital)

5. Number of shares to be disposed: 389,000 shares

6. Purpose of transaction: Restructure investment

7. Expected date of transaction: From 13/9/2010 to 13/11/2010.

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>   SMT: Result of transactions of Directors, PDMR (09/09/2010)

>   ABT: Resolution of extraordinary shareholders’ meeting (09/09/2010)

>   TJC: Result of transactions of Directors, PDMR (09/09/2010)

>   SGD: Result of transactions of Directors, PDMR (09/09/2010)

>   SHN: Notice of transaction of Directors, PDMR (09/09/2010)

>   DBT: Result of transactions of Directors, PDMR (Le) (09/09/2010)

>   BT6: Resolution on a bonus share issuance (09/09/2010)

>   DHT: Explanation for the floor plunge for 5 consecutive sessions (09/09/2010)

>   DZM: Result of transactions of Directors, PDMR (Mr. Thanh) (09/09/2010)

>   ICG: Result of public share offering (09/09/2010)