(Translation) No: PTTGC/FNA/065/2012 December 21, 2012 Subject: Notification of PTTGC's Public Holidays for year 2013 To: President, The Stock Exchange of Thailand Public Company Limited We, PTT Global Chemical ("the Company") would like to notify the Company's 2013 Public Holidays as follows; 1. Tuesday 1 January New Year's Day 2. Monday 25 February Makha Bucha Day 3. Monday 8 April Substitution day for The Chakri Day (Saturday April 6th) 4. Monday 15 April Substitution day for Songkran Day (Saturday April 13th) 5. Tuesday 16 April Substitution day for Songkran Day (Saturday April 14th) 6. Wednesday 1 May National Labor Day 7. Monday 6 May Substitution day for Coronation Day (Saturday May 5th) 8. Friday 24 May Wisakha Bucha Day 9. Monday 22 July Asarnha Bucha Day 10. Tuesday 23 July Buddhist Lent Day 11. Monday 12 August H.M. The Queen's Brithday 12. Wednesday 23 October King Chulalongkorn Memorial Day 13. Thursday 5 December H.M. The King's Birthday 14. Tuesday 10 December Constitution Day 15. Tuesday 31 December Year End Day Please be informed accordingly. Yours sincerely, Executive Vice President - Finance and Accounting ______________________________________________________________________ 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.