18 September 2012 Notification of Change of Company Authorized Signatories 10 September 2012 To inform the new issuing of debenture 29 August 2012 To clarify the news regarding the NACC on a corruption case in the purchase bomb scanners 14 August 2012 Financial Statement Quarter 2/2012 14 August 2012 Management Discussion and Analysis 14 August 2012 To submit the MD&A for the Q2 financial statements for the period ended 30 June 2012 14 August 2012 To clarify reasons for the net profit which changed more than 20% 14 August 2012 Reviewed Quarter 2 and Consolidated F/S (F45-3) 24 July 2012 To inform the new issuing of debenture 15 June 2012 The investment in new companies 11 June 2012 Connected transactions regarding for bidding of Thanachart Building 17 May 2012 The investment in a new company 14 May 2012 Reviewed Quarter 1 and Consolidated F/S (F45-3) 14 May 2012 To clarify reasons for the net profit which changed more than 20% 14 May 2012 To submit the MD&A for the Q1 financial statements for the period ended 31 March 2012 14 May 2012 Management Discussion and Analysis 14 May 2012 Financial Statement Quarter 1/2012 24 April 2012 Dissemination of the minutes of Annual General Meeting of Shareholders 2012 23 April 2012 The name change and increase the registered capital of MBK's subsidiary 10 April 2012 To inform the resolutions of the Annual General Meeting of Shareholders 2012