August 14, 2008 Subject: Clarification of Change in Operation Results excess 20% To: The President of the Stock Exchange of Thailand Further to the submission of the 2nd quarter of Tirathai Public Company Limited as of 30.6.2008 to Stock Exchange of Thailand on 14 August 2008, the Company would like to report that the net profit of the 2nd quarter is equal to 66.05 million Baht, increased by 55.33 million Baht, representing 516% increase compared to the same period last year which is excess 20% change in operating results as per the following reasons: 1. Total revenue is 936.04 million Baht, increased by 283.97 million Baht, representing 43.55% as a result of having customers' confidence in our products by receiving a lot of orders in advance together with well management of delivery of products as plan. 2. Gross profit margin is at a rate of 22.75% compared to 18.52% the same last year or representing 22.84% increased due to cost effective control as per budget. 3. Selling and Administration Expenses is 128.99 million Baht or 33.97% increased due to an increase in sales volume is in line with the normal business operation. 4. Corporate income tax is 17.19 million Baht or 13.66% increased due to having net profit. Please be informed accordingly. (Mr.Upakrom Thaweephoke) Executive Committee and Company Secretary