วันที่ 25 กุมภาพันธ์ 2558 May 15, 2020 Subject: Management’s Explanation and Analysis for the 3 months period ended March 31, 2020 Attention: Director and Manager The Stock Exchange of Thailand LDC

% comparing with December 31, 2019 due to 1. A decrease in inventories at amount of Baht 85 million which was due to better stock movement. 2. A decrease in trade accounts receivable and retention receivable at

information disclosure as the following details; Location Petchaburi, Thailand Estimated Plant Size Total 2 plants with 3 levels structures which estimate at 106,202 sqm. floor area. Purpose For the purpose of

Ref. No. 1902-009EN February 21, 2019 Subject: Operating Result Clarification for the year 2018 (Ending December 31, 2018) To: Director and Manager of the Stock Exchange of Thailand Ubis (Asia

คำอธิบายฝ่ายบริหาร_ENG (Translation) Ref. No. 1811/043EN November 9, 2018 Subject: Operating Result Clarification for Q3/2018 (Ending September 30, 2018) To: Director and Manager of the Stock

: Schedule f No.1/2017 : President The Stock ard of Directo ”) No. 5/2017 ermined the GM No. 1/20 room, The G gkapi, Bang ermined the 1/2017 on Mo ermined the a 1 : ard of Directo 2 : ard of Directo for the

Management Discussion of the three-month operating results ending on 31 March 2019 To The President of the Stock Exchange of Thailand Matching Maximize Solution Public Company Limited (the Company) would like

hearing ends on 2 February 2023.-----------------------------------------Remark: * A weighted average price means a weighted average price of shares on the Stock Exchange of Thailand during at least the

separate juristic person from the Stock Exchange of Thailand (SET), as recommended by the Ministry of Finance, and appointing the SET chairman as CMDF president, and the SET executive as CMDF manager. In

วันที่ 25 กุมภาพันธ์ 2558 February 21, 2019 Subject: Management’s Discussion and Analysis for the year ended December 31, 2018 Attention: Director and Manager The Stock Exchange of Thailand LDC