HONDA ENGINEERING ASIAN CO No WICE 002/2018 4 January 2018 Subject: The payment of share acquisition of Universal Worldwide Transportation ( “UWT”) To President The Stock Exchange of Thailand

: EIC-AD020/2019 15 May 2019 Subject: Management Discussion and Analysis for the Performance for Three-Month Period ended 31 March 2019 To: President The Stock Exchange of Thailand The Board of Directors

: 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

- Translation - CS 27/2019 13 November 2019 Subject: To invest in Glass Bottle Manufacturing Company and Trading Company in Myanmar Attention: President Stock Exchange of Thailand With reference to

1st Quarter 2017 ended of 31 March 2017 Attention The President The Stock Exchange of Thailand K.C. Metalsheet Public Company Limited (“the Company”) would like to clarify the operating result of the

Attention President The Stock Exchange of Thailand K.C. Metalsheet Public Company Limited (“the Company”) would like to clarify the operating result of the financial statement as follows: Quarter 2 / year

: 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

August 11, 2017 Re: Management Discussion and Analysis for the period 3 months June 30, 2017 To: The Registrar, Stock Exchange of Thailand Patkol Public Company Limited : Management Discussion and