On October 14^th, 2011, Mr. Lam Hoang Loc – The member of the Board had an official document on buying HDC stock as follows:

- Name of buyer: Mr. Lam Hoang Loc

- Position: The member of the Board.

- Quantity/rate of stocks held before such transaction: 740,124 shares, make up 3,09%.

- Quantity of stocks registered to buy: 200,000 shares

- Quantity of stocks after such transaction: 940,124 shares

- Purpose of buying: Increase rate of holding HDC

- Mode of transaction: matching and agreeing

- Time scheduled to perform such transaction: From 19 October 2011 to 19 December 2011.