explanation and analysis Quarter 1/2020 ending 31 March 2020 Attention: The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“the Company”) would like to clarify operating

: 134,943,683.56 ! /#$ %& (!& / ) #$ $ !ก * +,# - !& (Stock) BANKING 32,256,630.00 24.23 23.90 ก ก () (BBL) - 41,100 7,603,500.00 5.71 5.63 ก"#ก$% ก () (KBANK) - 34,900 6,927,650.00 5.20 5.13 ก+%,## ก

://www.sec.or.th) ธุรกจิกองทุนรวม รายงานการรับผลประโยชน์ตอบแทนอันเนื องจากการใช้บริการของบุคคลอื นในการจัดการกองทนุ (SOFT COMMISSION) 6 : 183,839,780.09 /"# $% ( % / ) "# # ก ) *+" , % (Stock) BANKING

* +,# - !& (Stock) BANKING 24,530,100.00 21.73 20.99 ก ก () (BBL) - 42,900 6,799,650.00 6.02 5.82 ก#$ก%& ก () (KBANK) - 34,700 5,899,000.00 5.23 5.05 ก+&,$$ ก () (KKP) - 110,300 4,798,050.00 4.25 4.10 %&/$&0 ก

Ref.No.IVL001/08/2019 8th August 2019 President The Stock Exchange of Thailand Subject: Acquisition of Integrated Oxides and Derivatives Businesses/ Assets Enclosure: Information concerning the Acquisition of

1 --Translation-- Sor Gor 7/2018 January 19, 2018 Subject: Management Discussion and Analysis for the year ended December 31, 2017 (Unaudited) To: The President The Stock Exchange of Thailand

1 --Translation-- Sor Gor 11/2018 February 22, 2018 Subject: Management Discussion and Analysis for the year ended December 31, 2017 (Audited) To: The President The Stock Exchange of Thailand

Summary Part 2 The Issuer 2.1 Objectives of the fund 2.2 Business operation 1. Policy and overview of business operation 2. Nature of business operation 3. Risk factors 4. Research and development 5. Assets

bond allowing the bondholder to convert bond to the Company’s stock at the adjusted conversion price at THB 4.40 per share. Page 2 of 11 Singha Estate Public Company Limited Management Discussion and

., Ltd and appointment of member of audit committee. (Revised) To: President The Stock Exchange of Thailand Enclosure: Information Memorandum regarding the Acquisition of Asset of Demeter Corporation