, Related Transaction, and Schedule of the AGM 2019 To : President The Stock Exchange of Thailand Attachment 1. Details of the amendment of Articles of association 2. Details of Related transaction on land

(amend To : President of the Stock Exchange of Thailand Ua Withya Public Company Limited ("Company") would like to describe and analyze the financial position and operating results for quarter 2-2019 are

May 12, 2020 has resolved to approve the Company’s subsidiary, Cal- Comp Precision Holding Co., Ltd.’s (“CCPT-KY”) initial public offering plan (the “IPO Plan”) to be listed in the Taiwan Stock Exchange

Exchange of Thailand East Coast Furnitech Public Company Limited (“the Company”) would like to report on Management Discussion and Analysis from the Separate and Consolidated Financial Statements of the 3rd

30, 2019 To : President The Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis of significant changes for the

., Ltd. To: President The Stock Exchange of Thailand Enclosure: Information Memorandum regarding the Acquisition of Asset of Demeter Corporation Public Company Limited The Meeting of the Board of Directors

1 No. CC20200203ELE February 28, 2020 Subject Report of the Resolutions of Board of Directors’ Meeting No.1/2020 To President The Stock Exchange of Thailand The Board of Directors of Cal-Comp

No. ZIGA 002/2017 August 16, 2017 Subject: Clarification for operation performance for the three-month period (Quarter 2) ended 30 June 2017 Attention: The President of The Stock Exchange of Thailand

The Stock Exchange of Thailand The Meeting of Board of Directors of WHA Utilities and Power Public Company Limited (“Company”) No. 8/2017 on 29 September 2017 passed a resolution approving the Company

No. CAZ 002/2019 26 February 2019 Subject: Management Discussion and Analysis Year ended 31 December 2018 Attention: The President The Stock Exchange of Thailand CAZ (Thailand) Public Company Limited