MSN: Transaction of affiliated person

Ma San Group Corporation transaction of an affiliated person as follows:

- Stock symbol: MSN

- Trader: Ms. Nguyen Thi Thu Ha

- Owning volume before trading: 114,900 shares

- Affiliated person: Ms. Nguyen Thu Hien (is sister of Ms. Nguyen Thi Thu Ha) - Member of the Board of Supervisors

- Volume registered to sell: 114,900 shares

- Owning volume after trading: 0 share

- Trading method: order matching or put through

- Expected trading period: From June 04, 2012 to July 04, 2012

HOSE

>   GAS: Trading result of inside shareholder (30/05/2012)

>   AAM: Transaction of affiliated person (30/05/2012)

>   SHP: Result of transactions of Directors, PDMR (30/05/2012)

>   DBM: Result of transaction of principal shareholder (30/05/2012)

>   DBM: Notice of transaction of principal shareholder (30/05/2012)

>   SBS: Trading result of inside shareholder (30/05/2012)

>   BKC: Result of transaction of connected person (30/05/2012)

>   PV2: Notice of transaction of principal shareholder (Petro Viet Nam Finance JSC) (30/05/2012)

>   PVL: Notice of transaction of principal shareholder (Petro Viet Nam Finance JSC) (30/05/2012)

>   SVS: Notice of transaction of connected institution (Dream House Mekong Corp.) (30/05/2012)