, Phatra Securities Public Company Limited and Phatra Asset Management Company Limited. Top 10 Major Shareholders(@10 Mar 2022) Share % 1. บริษัท Thai NVDR Company Limited 94,254,197 11.13 2. น.ส. ฐิตินันท์

December 31, 2019 March 31, 2020 Total Asset 22,134,787 20,047,898 20,011,683 19,846,879 Total Liability 1,057,641 2,339,653 2,266,866 1,938,352 Common Stock 10 million share at par Baht 10 100,000,000

: 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

1 Translation CEN 015-2019 November 14, 2019 Subject : Management Discussion and Analysis for business operation in Quarter 3-2019 To : The Manager and President The Stock Exchange of Thailand

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

: Management explanation and analysis for the 3rd Quarter ended 30 September 2018 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“ the Company”) would like

1/4 -Translation- No. KC 019/2562 4 September 2019 Subject: Notification on the resolution of the Board of Director Meeting Re: The land disposal of K.C. Park Ville (Zone B) To: President The Stock

NEP 045-2562 12 September 2019 Subject: Resolutions of the Board of Directors' Meeting regarding entering into transaction with connected person To: President The Stock Exchange of Thailand The

NEP 045-2562 12 September 2019 Subject: The Sale of the machines to connected person (Add Information) To: President The Stock Exchange of Thailand The resolution of the Board of Directors’ Meeting