Ref: ACC6401 / 001 March 01, 2021 Subject Clarification of Operating results for the year 2020, Ending December 31, 2020 Attention: Director and Manager The Stock Exchange of Thailand As Advanced

Ref: ACC6405/001 March 12, 2021 Subject Clarification of the operating results for the quarter 1/2021 ended March 31, 2021 Attention: Director and Manager The Stock Exchange of Thailand According to

Page 1 of 3 No. ACC6308/001 August 11, 2021 Subject: Clarification of the operating results quarter 2/2021 of the year ended June 30, 2021 Attention : Director and Managing Director, The Stock

Page 1 of 3 No. ACC6411/003 November 11, 2021 Subject: Clarification of the operating results quarter 3/2021 of the year ended September 30, 2021 Attention : Director and Managing Director, The Stock

Page 1 of 3 No. ACC6502/005 February 28, 2022 Subject: Clarification of the operating results Year 2021 of the year ended December 31, 2021 Attention : Director and Managing Director, The Stock

According to case referrals from the Stock Exchange of Thailand (SET) and the SEC’s further investigation, it was revealed that during the months of January – March 2017, the nine individuals

According to referrals from the Stock Exchange of Thailand (SET) and the SEC’s further investigation, it was revealed that six individuals, with relationship among themselves, had engaged in PRINC

According to referrals from the Stock Exchange of Thailand (SET) and the SEC’s further investigation, it was revealed that during the months of December 2017 – May 2018, two groups of persons engaged

consideration relevance and connection to the National Strategy and the Capital Market Development Plan. We also considered the changing environments and the new age of the financial world which can bring about

and Managing Director, said that the Stock Exchange of Thailand (SET) is intend to develop the “Digital Gateway” to complete the digital capital market covering from opening new accounts, providing