Management Discussion and Analysis for the year ended December 31, 2019 Attention The President The Stock Exchange of Thailand Attachment Report and financial statement for the year ended December 31, 2019

for the first quarter ended March 31, 2020 Attention The President The Stock Exchange of Thailand Attachment Report and interim financial statement for the first quarter ended March 31, 2020 Firetrade

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

No No. CC20180204ELE February 23, 2018 Re: Clarification of the changes in operation performance for the year ended 31 December 2017 Attn: The President The Stock Exchange of Thailand Cal-Comp

No No. CC20180505ELE May 15, 2018 Re: Clarification of the changes in operation performance for the first quarter ended 31 March 2018 Attn: The President The Stock Exchange of Thailand Cal-Comp

President The Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the 3rd quarter of 2019. The MD&A would enable the

The Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the 1st quarter of 2020. The MD&A would enable the

quarter of 2017 Attention: The President The Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the 2nd quarter of

President The Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the 3rd quarter of 2017. The MD&A would enable the