SDT: Result of sale of Treasury stock

SDT announces the result of sale of Treasury stock as follows:

1. Name of issuer: Song Da No.10 JSC

2. Stock code : SDT

3. Securities type: Common stock

4. Number of treasury shares before sale: 39,000 shares

5. Number of shares registered for sale: 39,000 shares

6. Number of treasury shares disposed: 39,000 shares

7. Total number of treasury shares after sale: 0 share

8. Time for sale: From 01/4/2010  to 19/5/2010

9. Authorized securities company: ACB Securities Company Ltd.

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