หนังสือแสดงการรับทราบความผิด 28 February 2018 Subject : Management Discussion and Analysis of the year ended 31 December 2017 Attn. : Director and Manager The Stock Exchange of Thailand Encls. : A

หนังสือแสดงการรับทราบความผิด 13 May 2019 Subject : Management Discussion and Analysis of the first quarter 2019 ended 31 March 2019 Attn. : Director and Manager The Stock Exchange of Thailand Encls

analysis for the three-month period ended June 30, 2019 To: Director and Manager of the Stock Exchange of Thailand Referring to the submission of reviewed financial statements for quarter 2/2019 of Wiik

19 September 2005 - Translate – Ref. HF 0109/2018 August 6th, 2018. Subject : Disclosure of Connected Transaction. Attn : Managing Director of the Stock Exchange of Thailand. According to the

19 September 2005 - Translate – Ref. HF 0109/2018 August 6th, 2018. Subject : Disclosure of Connected Transaction (Additional) Attn : Managing Director of the Stock Exchange of Thailand. According to

114.7 111.5 2.9 341.1 352.9 (3.3) Export sales 395.4 376.5 5.0 1,066.0 1,143.6 (6.8) Total revenue from sales 510.1 488.0 4.5 1,407.1 1,496.5 (6.0) Foreign exchange gain (loss) 1.6 2.0 (18.6) 5.3 5.3 0.6

Exchange of Thailand According to the Board of Directors Meeting of Bangkok Dec-Con Public Company Limited (the "Company") No. 9/2018 held on 28 November 2018 has approved a change in the method of payment

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

Ref: ACC6401 / 001 March 01, 2021 Subject Clarification of Operating results for the year 2020, Ending December 31, 2020 Attention: Director and Manager The Stock Exchange of Thailand As Advanced

), submitted orders for clients to trade shares of Unique Engineering and Construction PCL., (UNIQ) in a manner that inflated the share prices.  The order were split into a number of orders despite it could be