16 May 2005

Clarification of Operation Result for Q1/2005

May 16th, 2005 Subject : Clarification of Operation Result of the Company for the 1St Quarter of the Year 2005 To : Secretary-General The Office of Securities and Exchange Commission, Thailand. The Union Mosaic Industry Public Company Limited has submitted the company's Financial Statement for the 1st quarter year 2005 as ended March 31st, 2005, reviewed by certified auditor including an explanation on the differences of operation result. The company reported the revenue from sales of 665.9 million Baht an increase of 28.3 percent from the same period of the previous year of 518.9 million Baht. The net profit of 30.3 million Baht a decrease of 23.0 million Baht from the same period of the previous year of 53.3 million Baht, due mainly to the following matters: 1.The cost of good sold is of 578.1 million Baht, which is an increase of 42.1 percent from the same period of the previous year. And it is in according to the proportional increase of sales and the increasing of the price of raw materials and energy especially natural gas. 2.The selling and administrative expense is of 77.3 million Baht, which is an increase of 17.1 percent from the same period of the previous year. And it is from the increase of transportation expense to support the expanding of sales. Please be informed accordingly. Yours sincerely, (Miss. Paweena Laowiwatwong) The Chairman of Executive Board of Directors The Union Mosaic Industry Public Company Ltd.