Change of director/Executive No. 01- /2012 April , 2012 Subject Appointment of Director and Chief Executive Officer of PTT Global Chemical Public Company Limited To President of the Stock Exchange of Thailand Dear Sir, PTT Global Chemical Public Company Limited (The Company) would like to inform that The Company's Board of Directors at the meeting No. 4/2012 held on April 27, 2012 resolved to appoint Mr. Anon Sirisaengtaksin to be PTTGC's Board of Director and Chief Executive Officer and Secretary to the Board of Director in replacement Mr. Veerasak Kositpaisal who resigned, effective from May 1, 2012 onwards. Please be informed accordingly. Sincerely yours, (Mr. Veerasak Kositpaisal) Chief Executive Officer Corporate Secretary Tel. 0 2140 8762 ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement.