February 26, 2020 Subject : Management Discussion and Analysis for year and 4th quarter ended December 31, 2019 Attention : President The Stock Exchange of Thailand 1. Operating Performance 1.1

: Management discussion and analysis for the period three-month ended September 30, 2018 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements

/4   Ref: J61/011 12 November 2018 Subject: Management Discussion and Analysis, 3rd Quarter Ending 30 September 2018 To: President The Stock Exchange of Thailand Regarding to JAS Asset Public Company

: President The Stock Exchange of Thailand According to JAS Asset Public Company Limited (the “Company”) Meeting Resolution No. 7/2019 on 11 November 2019, the resolution to certify the Company’s financial

Ref. APURE 024/2023 August 15, 2023 Subject : Financial Position and Operating Performance of year 2022 (Revise) Attention : The Director and President of the Stock Exchange of Thailand Financial

recent development in this area is the SEC Board’s approval of amendments to the Stock Exchange of Thailand (SET) regulations to improve the screening process for companies applying for SET listing and to

designated to report various transactions and as an enforcement agency against predicate offenses in the capital market. For cases involving violations of the Securities and Exchange Act, including stock

market connectivity and investor experience in regional investing, including feedback from the AICP and recommendations put forward by the independent consultant commissioned by the Asian Development Bank

the Stock Exchange of Thailand to enhance relationship with Mekong regional counterparts on a continuous basis. This includes promotion of products that would generate mutual benefits for the markets on

forward development of corporate governance in the Thai capital market achieved by integrated efforts of both the public and the private sectors. Legal reforms, amendments to pertinent rules and regulations