YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-5, Fax : (662)2943373 YCI-09-04/2020 September 30, 2020 Subject Submission of the

Support Office, Thailand Greenhouse Gas Management Organization (Public Organization) (TGO), Ms. Jamjun Siriganjanavong, Executive Vice President, Head of Debt Capital Markets Department, the Krungsri Bank

20240205-ADVANC-MDA-4Q23-EN 4Q23 & FY23 MD&A Advanced Info Service Plc. 1 Executive Summary Achieved solid revenue growth from core business focus and TTTBB acquisitions. FY23, the Thai economy

2 (UNOFFICIAL TRANSLATION) Codified up to No.4 As of 14 December 2012 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for

(UNOFFICIAL TRANSLATION) Codified up to No.4 As of 14 December 2012 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for

(UNOFFICIAL TRANSLATION) Codified up to No.4 As of 14 December 2012 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for

its credibility through regular provision of information and knowledge about debt instruments that are useful for investment decision making.” Mrs. Siriporn Jangtrakul, Secretary-General, Thai

of Thailand and Office of the National Economic and Social Development Board data (NESDB), Thai economy in 2020 expanded by 2.4%, decreased from 4.2% in previous year. This was because the global

follows. Overview According to the Bank of Thailand and Office of the National Economic and Social Development Board data, the Thai economy in the third quarter of 2019 expanded by 2.4%, slightly increased

of Thailand and NESDB, overall Thai economy in 2017 expanded by 3.9%, higher than 3.3% growth in 2016. This was mainly from acceleration of private consumption, export sector, and private investment in