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

Experiment and Develop Innovation In Support of Service Provision Related to Capital Market _____________________ By virtue of Section 14 of the Securities and Exchange Act B.E. 2535 (1992), as amended by the

company shall perform as follows: (1) Provide an effective operating system to support the operation in accordance with the standard of the Association concerning with the supervision in securities trade of

for selecting an analysis/a research to support an investment decision. (4) Prescription of criteria in selecting each asset/group of asset to be actively or passively* invested in order to reduce risk

services, more than those should be received or rewarded in normal commercial practice; (7) supervises to prevent improper use of intermediary ’s resources for wrongful action or support of such action

management of information technology resources which covers the allocation of resources to ensure sufficiency for business operation and establishment of guidelines to support incidents where the resources are

necessary for carrying out critical activities ; “ critical information systems ” means information systems which support the operation of the critical activities , for example, trading systems, back-office

be received or rewarded in normal commercial practice; (7) supervises to prevent improper use of intermediary ’s resources for wrongful action or support of such action. Clause 8 An intermediary shall

Re: Approval for Investor Contacts and Standards of Conduct dated 3 December 2004; “Authorized officer” means any person who is registered by the Stock Exchange as agent of securities company to trade