1 - Translation – Bor.Chor.Ngor 0078/2018 March 30, 2018 Subject: Connected transaction (renew the property management contract) and the allocation for legal reserve Attn : President The Stock

. However, the company will report the transaction to the Stock Exchange of Thailand. Method Calculation Transaction Size (%) NTA of the invested fund x proportion of the assets acquired 1. Asset Value Method

of the Stock Exchange of Thailand Seamico Securities Public Company Limited and its subsidiaries (“The Company”) would like to report operating result that has been audited by our auditor for the

(Translation) Ref. MD.043/2017 August 31, 2017 Subject: The investment in new company To: Managing Director of the Stock Exchange of Thailand Patum Rice Mill and Granary Public Company Limited (“PRG

Mutual Fund by a Securities Company dated 3 August 2009 shall be repealed. Clause 2 In this Notification: “ ETF ” means ETMF or foreign ETF . “ ETMF ” means exchange-traded fund in form of mutual fund

issues the following regulations: Clause 1 The Notification of the Capital Market Supervisory Board No. TorThor. 49/2552 Re: Short Selling of Securities relating to Exchange Traded Mutual Fund by a

. 49/2552 Re: Short Selling of Securities relating to Exchange Traded Mutual Fund by a Securities Company dated 3 August 2009 shall be repealed. Clause 2 In this Notification: “ETF” means ETMF or foreign

Address fb sec.or.th Laws/Regulations Laws / Regulations Search Acts/Royal Enactments Securities and Exchange Act Derivatives Act Emergency Decree on Digital Asset Businesses Provident Fund Act Emergency

ที่ ITV / 2545 - Translation - AIS-CP 015/2020 18 June 2020 Subject: Establishment of new joint venture and subsidiary company To: President The Stock Exchange of Thailand Advanced Info Service Plc

significant  requirements have been added; for instance:- Shares publicly offered must be listed on the Stock Exchange of Thailand;- Regulatory mapping in the area of investor protection must be prepared