SDI: Registered record date for exercising the right to obtain vote by written ballot

Saidong Urban Development and Investment Joint Stock Company would like to notify shareholders of the deadline for the registration of exercising the right to vote by written ballot as follows:

- Name of Register: Saidong Urban Development and Investment Joint Stock Company

- Head Office: 191 Ba Trieu Street, Le Dai Hanh Ward, Hai Ba Trung District, Hanoi

- Telephone Number: 844.39749261

- Fax: 844.39749262

- Name of stock: Shares of Sai Dong Urban Development and Investment Joint Stock Company

- Stock Code: SDI

- Par value: VND10,000

- Stock Exchange: UpCOM

- Type of stock: Ordinary shares

- Registration deadline: 13 January 2012

- Reason and purpose: To obtain votes by written ballot

- Ratio: 1 share entitles its holder to 1 vote

- Tentative schedule: From 19th January to 19th February 2012

- Venue: Head office of Saidong Urban Development and Investment Joint Stock Company

- Issues to be voted:

+) To approve the supplementation of business lines of Saidong Urban Development and Investment Joint Stock Company;

+) To approve a number of issues under the authority of the General Shareholders’ Meeting.

Sincerely yours,

ON BEHALF OF SAIDONG URBAN DEVELOPMENT

AND INVESTMENT JSC

chairman of the board of management

(signed)

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