1 Translation CEN 004-2019 February 27, 2019 Subject Management Discussion, analysis and business operation of year 2018 To The Manager and President The Stock Exchange of Thailand Yearly business

Quarterly Ending March 31, 2018 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 2/2018 dated May 10, 2018

: Director and General Manager The Stock Exchange of Thailand Eureka Design Public Company Limited and its subsidiaries (“the Group”) would like to clarify the changes in excess of 20% in the Group’s operating

September 3rd,2019 To : Managing Director The Stock Exchange of Thailand Re : The acquisition of investment in Thonburi Healthcare Group PLC. The board of directors of Ramkhamhaeng Hospital Public Co

10, 2019 Subjects : The acquisition of ordinary shares of WPS (Thailand) Co., Ltd. increased 15% Attention : The Director and Manager of the Stock Exchange of Thailand The Board of Directors of Eastern

: The President of The Stock Exchange of Thailand M Pictures Entertainment Public Company Limited (the Company) would like to submit the Year End Financial Statement ended December 31, 2018 which was

: The President of The Stock Exchange of Thailand M Pictures Entertainment Public Company Limited (the Company) would like to submit the Year End Financial Statement ended December 31, 2019 which was

The Stock Exchange of Thailand This refers to the Meeting of the Board of Directors of Demeter Corporation Public Company Limited (the “Company”) held on December 16, 2016 resolved to approve the

ที่ กม (TRANSLATION) No. Gor.Mor. 25/2561 May 15, 2018 President The Stock Exchange of Thailand Dear Madam, Transaction of Warehouse Lease with Related Persons The Board of Directors’ Meeting of

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