KSB: Report on Change in Ownership of Major Shareholder

Report on change in ownership of a major shareholder of Binh Duong Mineral And Construction Joint Stock Company:

1.       Name of institutional investor: Vietnam Securities Investment Fund – VF1

2.       Security code: KSB

3.       Number and proportion of shares owned by investor before trading: 1,604,014 shares (8.91%)

4.       Number of shares sold (changing the ownership): 226,730 shares

5.       Number and proportion of shares owned by investor after trading: 1,377,284 shares (7.65%)

6.       Number and proportion of shares owned by related person before trading:

7.       Number and proportion of shares owned by related person after trading:

8.       Date of ownership change: June 19, 2013.

HOSE

>   HAG: Trading result of inside shareholder (24/06/2013)

>   HOT: Trading result of inside shareholder (24/06/2013)

>   MHC: Trading result and transaction of inside shareholder (24/06/2013)

>   VNE: Trading result of affiliated person (24/06/2013)

>   SAP: Change in shareholding of principal shareholder (Vietnam Education Publishing One Member Company Limited) (21/06/2013)

>   API: Change in holding of principal shareholder (21/06/2013)

>   HST: Result of transaction of connected person (Mr.Tuan) (21/06/2013)

>   HST: Result of transactions of Directors, PDMR (Ms.Ngoc) (21/06/2013)

>   EFI: New principal shareholder (21/06/2013)

>   D11: Result of transactions of Directors, PDMR (Mr.Nha) (21/06/2013)