KSS: Violation of information disclosure of an inside trading

Violation of information disclosure requirement of an inside trading in Na Ri Hamico Mineral Joint Stock Company (HOSE: KSS) as follows:

• Stock symbol: KSS

• Ms. Vu Thi Thu (Wife of Mr. Nguyen Van Long – a Member of the Supervisory Board) Bought 33,000 shares and Sold 33,000 shares From March 10, 2011 to March 23, 2011 announcing the information tardily.

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>   XMC: VF1 registered to buy and sell 250,000 shares (30/03/2011)

>   XMC: Result of transaction of principal shareholder (VF1) (30/03/2011)

>   GIL: Change in the ownership ratio of a major shareholder (30/03/2011)

>   GMC: Mr. Lam Quang Vinh bought 123,750 shares (30/03/2011)

>   SDT: VF1 registered to buy and sell 250,000 shares (30/03/2011)

>   TBX: Mr. Bien registered to buy 60,000 shares (30/03/2011)

>   FMC: Aquatex Bentre bought 45,650 shares (30/03/2011)

>   PVS: PVFC registered to sell 8,000,000 shares (30/03/2011)

>   DXG: Chief Accountant registered to sell 1,930 shares (30/03/2011)

>   PVA: Deputy General Manager registered to buy 50,000 shares (30/03/2011)