TBC: Trading result & transaction of major shareholder

Report on the trading result & transaction of a major shareholder of Thac Ba Hydropower Joint Stock Company:

* Stock symbol: TBC

* Trader: Refrigeration Electrical Engineering Corporation

* Owning volume before trading: 8,350,000 shares

* Volume registered to buy: 3,000,000 shares

* Bought volume: 2,930,070 shares

* Owning volume after trading: 11,280,070 shares

* Trading period: from July 12, 2010 to July 30, 2010

* Volume registered to continue buying: 2,000,000 shares

* Owning volume after trading: 13,280,070 shares

* Trading method: Order matching and put through

* Expected trading period: From August 06, 2010 to October 06, 2010.

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>   PTC: Trading result & transaction of inside shareholder (05/08/2010)

>   TDC: Trading result of affiliated person (05/08/2010)

>   TDC: Transaction of affiliated person (05/08/2010)

>   VIC: Announcement of listing & trading additional shares (05/08/2010)

>   VIC: Decision on additional listing (05/08/2010)

>   TAC: Explanation for business difference in quarter 2/2010 (05/08/2010)

>   CMI: Notice of transaction of connected person (05/08/2010)

>   CMC: Notice of transaction of connected person (05/08/2010)

>   CMC: Notice of transaction of Directors, PDMR (05/08/2010)

>   CDC: Notice of transaction of Directors, PDMR (05/08/2010)