August 16, 2010 Subject: Clarification of Change in Operation Results excess 20% Attention : The President of the Stock Exchange of Thailand Further to the submission of the financial statement for the first six month to 30.6.2010 of Tirathai Public Company Limited as of 30.6.2010 to Stock Exchange of Thailand on 16 August 2010, the Company would like to report that the net profit of the first six month to 30.6.2010 is equal to 92.46 Million Baht, decreased by 46.01 Million Baht or representing 33.23% compare to the same period last year and the net profit for the 2nd quarter 2010 is equal to 15.57 Million Baht, decreased by 34.20 million Baht or representing 68.72% compare to the same period last year which is excess 20% change in operating results as per the following reasons: 1. Total revenue for the first six months to 30.6.2010 is equal to 752.37 Million Baht, decreased by 524.41 Million Baht or representing 41.07% decrease. 2. Gross profit margin from sale of goods and services is at 31.09% or representing 16% which increased when compare to the same period last year. 3. Selling and Administration Expense including Management Remuneration are totally of 118.35 Million Baht or representing 23% decrease due to decrease in volume of sales as normal course of operation. 4. Finance cost is equal to 13.69 Million Baht, decreased 4.67 Million Baht Please be informed accordingly. (Mr.Upakrom Thaweephoke) Executive Committee and Company Secretary