Exchange _______________ By virtue of Sections 16/6 of the Securities and Exchange Act B.E. 2535 (1992) as amended by the Securities and Exchange Act (No. 4) B.E. 2551 (2008) and Sections 35, Section 67

To : President The Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis for the year ended December 31, 2018 with

Exchange of Thailand Enclosure Capital Increase Form (F 53-4) (amended) Following Hydrotek Public Company Limited (the “Company”)’s Board of Directors’ Meeting No. 10/2017 held on October 19, 2017 at 5.00 pm

the Agenda of the Extraordinary General Meeting of the Shareholders No. 1/2019. (Amendment 3) To : The Directors and Managing Director. The Stock Exchange of Thailand. The Board of Director‟s Meeting of

equity “ ETF ” exchange traded fund “ ” derivatives 1. (speculate) 2. 3. 4. “ ” “ ” 1. 2. 3. “ ” (Shariah) “ ” P a g e 4 | ( ) KTFFE86 86 Krung Thai Fixed Income FIF Enhanced86 Not for Retail Investors

significantly, and net loss from exchange rate. Separate financial statement, the Company posted net loss Baht 1,056 million comparing with previous quarter which has net profit Baht 119 million. Total revenue

1 Ref: AC.006/2019 25 February 2019 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

decrease of Baht 52.38 million or 9.27 % decrease. The significant decrease were cash and cash equivalents of Baht 69.07 million since some amount received from the capital increase was spent for account

1 Ref: AC.017/2018 14 May 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.034/2019 4 November 2019 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating