: Management explanation and analysis for three-month period ended 30 September 2019 Attention: The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited ( “the Company” ) would

explanation and analysis for three-month period ended 31 March 2019 Attention: The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited ( “ the Company” ) would like to clarify

: Management explanation and analysis for three-month period ended 30 June 2019 Attention: The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited ( “the Company” ) would like to

วันที่ 25 กุมภาพันธ์ 2558 August 10, 2018 Subject: Management’s Discussion and Analysis for the 6 months period ended June 30, 2018 Attention: Director and Manager The Stock Exchange of Thailand LDC

, Bangkok  10310  F + 66 (2) 6452828,  + 66 (2) 6452829  VAT ID  0107538000151     Thailand W www.wiik.co.th   No. LWH/ACC 20/05/LT066 May 12, 2020 Subject: Management discussion and analysis for the three

ที่ FPI Ref. FPI.007/2020 15 July 2020 Subject : Management Discussion & Analysis of Performance Results of Quarter 1 2020 To : Board of Directors and President of The Stock Exchange of Thailand

Discussion and Analysis Quarterly Ending September 30, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 4

No. ADD 19/2022 11 May 2022 Subject: Management discussion and analysis for the performance for the three-month period ended 31 March 2022 To: President The Stock Exchange of Thailand AddTech Hub

No. ADD 11/2023 11 May 2023 Subject: Management discussion and analysis for the performance for the three-month period ended 31 March 2023 To: President The Stock Exchange of Thailand AddTech Hub

Central Pattana Public Company Limited Management’s Discussion and Analysis (MD&A) Page 1 of 15 Executive Summary The Company implemented proactive measures to timely manage the situation rapidly