Reviewed Quarter 2 and Consolidated F/S (F45-3)

The Company and Consolidated Financial Statement (F45-3) SINO-THAI ENGINEERING AND CONSTRUCTION PUBLIC CO.,LTD. (In thousands) The Consolidated Financial Statement Quarter 2 For 6 Months Reviewed Reviewed Ending 30 June 30 June Year 2011 2010 2011 2010 Net profit (loss) 220,926 95,321 387,469 177,050 EPS (baht) 0.19 0.08 0.33 0.15 The Company Financial Statement Quarter 2 For 6 Months Reviewed Reviewed Ending 30 June 30 June Year 2011 2010 2011 2010 Net profit (loss) 210,628 140,532 380,653 232,025 EPS (baht) 0.18 0.12 0.32 0.20 Type of report Unqualified opinion with an emphasis of matters Remark Please see details in financial statements, auditor's report and remarks from SET SMART "The company hereby certifies that the information above is correct and complete. In addition, the company has already reported and disseminated its financial statements in full via the SET Electronic Listed Company Information Disclosure (SET Portal), and has also submitted the original report to the Securities and Exchange Commission." Signature ___________________________ ( Mr.Woraphant Chontong ) Director Authorized to sign on behalf of the company ______________________________________________________________________