IDH-AC-000-อส6302/30.00 20 February 2020 Re: Management Discussion and Analysis Operating results for the year ended 31 December 2019 To: President The Stock Exchange of Thailand Overview of the
revenues from High-Valued Document and Digital Print and Mail. Revenue Breakdown T.K.S. Technologies Public Company Limited Management Discussion and Analysis Operating Results for the period ended 31
Digital Asset Business Registered Person Secondary Market and Related Entities Enforcement Class Action Prevention of Unfair Securities Trading Practices Discussion Rule Making Process Handbooks / Best