TST: Result of transactions of Directors, PDMR

TST announces the result of transactions of Directors, PDMR as follows:

- Name of issuer: Telecommunication Technical Service JSC

- Stock code: TST

- Name of person discharging managerial responsibility/Director: Vu Tien Duong

- Position: Chief of Supervisory board

- Securities type: Common stock

- Number of shares held by the shareholder: 51,500 shares

- Number of shares disposed: 20,000 shares

 Total holding following transaction: 31,500 shares

- Purpose of transaction: Personal

- Date of transaction: From 22/7/2010 to 26/7/2010.

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>   SHN: Result of transactions of Directors, PDMR (28/07/2010)

>   SHN: Result of transactions of Directors, PDMR (28/07/2010)

>   SHN: Notice of transactions of share purchase rights of Directors, PDMR (28/07/2010)

>   SHN: Notice of transactions of share purchase rights of Directors, PDMR (28/07/2010)

>   CTC: Result of transaction of connected person (Mr. Tuan) (28/07/2010)

>   CTC: Result of transaction of connected person (Ms. Nhung) (28/07/2010)

>   CPC: Result of transactions of Directors, PDMR (28/07/2010)

>   ORS: Notice of transaction of connected institution (28/07/2010)

>   CNT: Trading result of inside shareholder (28/07/2010)

>   D2D: Transaction of inside shareholder (28/07/2010)