POST 005/2020 25 February 2020 Subject Clarification on the operating results of the consolidated financial statements (audited) for the year-ended 31 December 2019 with percentage of changes

% For the separate financial statements, the Company shows operation results for the six-month period ended June, 2017 with the following details: unit: THB million 2017 2016 Change (THB million) Change

- Translation - MPIC 002/2018 February 14, 2018 Subject: Submit the Year End Financial Statement ended December 31, 2017 and clarification for the change of operating result more than 20% Attention

Our Ref: No.V. 017 /2019 May 14,2019 Subject : Explanation for operation of first quarter of year 2019 Attn : Managing Director The Stock Exchange of Thailand Enclosed please find the financial

- Translation - MPIC 018/2019 August 7, 2019 Subject: Submit the Financial Statement for the quarter ended June 30, 2019 and clarification for the change of operating result more than 20% Attention

Our Ref: No.V. 029 /2020 August 14,2020 Subject : Explanation for operation of second quarter of year 2020 Attn : Managing Director The Stock Exchange of Thailand Enclosed please find the financial

amount. For the financial statement ended December 31, 2017, the Company recorded lower Finance cost than the Finance cost in the same period ended December 31, 2016 due to lower bank overdrafts and short

GJS will seek the annual general meeting’s resolution to ratify the financial support transaction for GSTEL in the form of short-term loan worth not exceeding 94 million baht without any collateral

- Translation – MPIC 008/2020 May 8, 2020 Subject: Submit the Financial Statement for the quarter ended March 31, 2020 and clarification for the change of operating result more than 20% Attention

for the three-month period ended March 31, 2019 To: Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements for quarter 1/2019 of Wiik