PTT : Announcement of Public Holidays of PTT Public Company Limited for the year 2021

(Translation)

No. 80000001/1138

17 December 2020

Subject

Announcement of Public Holidays of PTT Public Company Limited for the year 2021

To President

The Stock Exchange of Thailand

PTT Public Company Limited ("PTT") would like to announce PTT's 2021 Public Holidays as follows:

1.	Friday	1	January	New Year's Day
2.	Friday	26	February	Makha Bucha Day
3.	Tuesday	6	April	Chakri Memorial Day
4.	Tuesday	13	April	Songkran Festival Day
5.	Wednesday	14	April	Songkran Festival Day
6.	Thursday	15	April	Songkran Festival Day
7.	Monday	3	May	Substitution for National Labour Day
				(Saturday 1st May 2021)
8.	Tuesday	4	May	Coronation Day
9.	Wednesday	26	May	Wisakha Bucha Day
10. Thursday	3	June	H.M. Queen Suthida Bajrasudhabimalalakshana's
				Birthday
11. Monday	26	July	Substitution for Asarnha Bucha Day
				(Saturday 24th July 2021)
12. Wednesday	28	July	H.M. King Maha Vajiralongkorn
				Phra Vajiraklaochaoyuhua's Birthday
13. Thursday	12	August	H.M. Queen Sirikit The Queen Mother's Birthday /
				Mother's Day
14. Friday	13	August*	Substitution for Buddhist Lent Day
				(Sunday 25th July 2021)
15.	Wednesday	13	October	H.M. King Bhumibol Adulyadej
				The Great Memorial Day
16.	Monday	25	October	Substitution for Chulalongkorn Day
				(Saturday 23th October 2021)

/17. Monday…

			-2-
17.	Monday	6	December	Substitution for H.M. King Bhumibol Adulyadej
				The Great's Birthday /
				National Day / Father's Day
				(Sunday 5th December 2021)
18.	Friday	10	December	Constitution Day
19.	Friday	31	December	New Year's Eve

Please be informed accordingly.

Yours Sincerely,

(Mr. Auttapol Rerkpiboon)

President & Chief Executive Officer

Note: * PTT's holiday which is different from the Stock Exchange of Thailand

Investor Relations Department

Tel. [phone]

Fax. [phone]