June 30, 2019 To The President The Stock Exchange of Thailand Management’s Discussion and Analysis Consolidated Financial Statements For six months ended June 30, 2019 Overall Group Performance Table 1

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 3-month period ended March 31

1/2 (Translation) Ref. HPIR 004/2018 February 28, 2018 Subject : Management Discussion and Analysis for the year ended December 31, 2017 To : The President The Stock Exchange of Thailand Duplicate

BS09/2545 (Translation) No.05/2017 March 17, 2017 President The Stock Exchange of Thailand Re: Notification of the Resolution of the Board of Directors’ Meeting No. 3/2017 We, AEON Thana Sinsap

สรุปผลการดำเนินงานของบจ -Translation- August 15th, 2017 Subject: Management Discussion and Analysis Quarter 3 Ending 30 Jun 2017 (Edited Template) To: Managing Director The Stock Exchange of Thailand

Fluctuations in exchange rates and the production volumes have drastically reduced, as a result, increasing of the unit of fix-cost production  Sales Expenses Q3/2017, the Company and its subsidiaries have the

ที่ กม Translation No. Gor.Mor. 49/2560 December 20, 2017 President The Stock Exchange of Thailand Dear Madam, Approval for Selling Land for Investment Purposes The Board Meeting of O.C.C. Public

Manager The Stock Exchange of Thailand According to the resolution of the meeting of the Board of Directors No.1/2018 of Wattanapat Hospital Trang Public Company Limited (“the Company”) held on 21 February

foreign exchange hedging at Baht 3.3 million. Other income from sales of scraps, obsolete machine and equipment reported at Baht 1.8 million. Gross profit was down from 35.2% to 33.1% due to the increase in

15, 2019 Subject: MD&A for the financial statements of the 1st quarter of fiscal year 2019 ended as of March 31, 2019 To: The President The Stock Exchange of Thailand Aapico Hitech Public Company