Ref. VP191109 November 14, 2019 Subject: The Company's Annual Holidays for the year 2020 Attention: President of the Stock Exchange of Thailand ALT Telecom Public Company Limited ("the Company") would like notify the Company's Annual holidays for the year 2020. The details are as follows: 1. Wednesday 1 January New Year's Day 2. Saturday 8 February Makha Bucha Day 3. Monday 13 April Songkran Festival Day 4. Tuesday 14 April Songkran Festival Day 5. Wednesday 15 April Songkran Festival Day 6. Friday 1 May National Labor Day 7. Wednesday 6 May Wisakha Bucha Day 8. Wednesday 3 June H.M. Queen Suthida Bajrasudhabimalalakshana's Birthday 9. Monday 6 July Substitution for Asarnha Bucha Day (Sunday 5th July 2020) 10. Tuesday 28 July H.M. King Maha Vajiralongkorn Phra Vajiraklaochaoyuhua's Birthday 11. Wednesday 12 August H.M. Queen Sirikit The Queen Mother's Birthday / Mother's Day 12. Tuesday 13 October H.M. King Bhumibol Adulyadej The Great Memorial Day 13. Friday 23 October King Chulalongkorn's Memorial Day 14. Saturday 5 December H.M. King Bhumibol Adulyadej The Great's Birthday/ National Day / Father's Day 15. Thursday 31 December New Year's Eve Please be informed accordingly Respectfully Yours, Somboon Setsuntipong VP - Finance & Account ______________________________________________________________________ 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.