Microsoft Word - Operating Result for the third quarter of 2017.doc SBN 025/2017 November 13, 2017 Subject : Operating Result for the third quarter of 2017 To : The Managing Director, the Stock

report and disclose the information concerning the acquisition of such assets. For your acknowledgement. Yours faithfully, (Mr. Adisorn Thananan-narapool) Managing Director

Pongpat Patanavanich) Managing Director

Sahawat Chairman - - 2. Ms. Yupaporn Boongate Vice - Chairman 30,528,400 1.948 3. Mr. Vasun Jaroenavarat Director 31,000,000 1.978 4. Mr. Wanthana Jaroennawarat Managing Director 29,943,900 1.911 - 3 - List

sincerely Wichai Intaranukulkij Managing Director

Microsoft Word - EKH_61-007-SET-MD&A_610226_Y60_EN-3   EKH/CS/2018/007 26th February 2018 Subject : Management Discussion and Analysis of Financial statement for year 2017 To : Managing Director

expand its work in the areas of expertise and consider what best in returns of all stakeholders. Sincerely Yours, Mr.Thakoon Boonparn Managing Director

and services revenue but sales and administrative expenses was fix. Please be informed accordingly Yours sincerely, K.C. Metalsheet Public Company Limited (Mr.Niphon Charoenkit) Managing Director

Letter_StockExchange_Nov14 November 14, 2019 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 September 2019 Summary on

notification of the Office and shall keep the supporting documents which evidence the correctness of such account. In managing a private fund of the nature specified by the notification of the Office, the