: Management explanation and analysis for three-month period ended 31 March 2018 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“the Company”) would like to

Acc.028/2017 November 9, 2017 To: The President The Stock Exchange of Thailand Subject: Management discussion and Analysis Quarter 3 Ending 30 Sep 2017 Dear Sir, S. Khonkaen Foods Public Company

Acc.002/2018 February 21, 2018 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Year 2017 Dear Sir, S. Khonkaen Foods Public Company Limited or

Acc. 003/2019 May 13, 2019 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Quarter 1/2019 Dear Sir, S. Khonkaen Foods Public Company Limited or

: Management explanation and analysis for the yearly ending 31 December 2018 Attention: The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited ( “ the Company” ) would like to

SAAM Energy Development Public Company Limited - 1 - 10 May 2019 Subject: Management Discussion and Analysis for the period ended 31 March 2019 To: The President The Stock Exchange of Thailand SAAM

SAAM Energy Development Public Company Limited - 1 - 9 August 2019 Subject: Management Discussion and Analysis for the period ended 30 June 2019 To: The President The Stock Exchange of Thailand SAAM

SAAM Energy Development Public Company Limited - 1 - 7 November 2019 Subject: Management Discussion and Analysis for the period ended 30 September 2019 To: The President The Stock Exchange of

: Management explanation and analysis for three-month period ended September 30, 2017 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“the Company”) would

: Management explanation and analysis for the 2nd Quarter ended 30 June 2018 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“ the Company”) would like to