Exchange Commission No. Kor Thor. 20/2563 Re: Rules, Conditions and Procedures for Application for License and Issuance of License for Establishing a Securities Trading Center under Regulatory Sandbox to

Exchange Commission No. Kor Thor. 21/2563 Re: Determination of Types of Operation of Person Approved to Participate in Regulatory Sandbox to Experiment and Develop Innovation in Support of Service Provision

of the SEC Office (if any) and/or the conditions for the Stock Exchange of Thailand’s acceptance of securities (if any), including the compliance with such obligations or conditions in the following