661 6664-5 www.indoramaventures.com Ref.No.IVL004/06/2018 19 th June 2018 President The Stock Exchange of Thailand Subject: Formation of Joint Venture in USA with Huvis Global Corporation Indorama

% from those of the same period last year due to Power & Systems / Fan & Thermal Management business slow down but went up 6.5% from last quarter due to the recovery of power supplies for the automotive

. In this regard, the Company still uses the same stock symbol “RATCH”. 1.6 Establishment of Hin Kong Power Holding Company Limited and Hin Kong Power Company Limited On May 24, 2019, the Company has

equals to 1,666,667 shares of Inter Far East Thermal Power Company Limited ("IFECTP”) which are pledged as security of the Loan Agreement. 3.3 Rights under the Memorandum of Understanding re: feasibility

PowerPoint Presentation THE INNOVATIVE POWER FLAGSHIP OF PTT GROUP MANAGEMENT DISCUSSION & ANALYSIS Q4/2019& FY 2019 MD&A PAGE 1 MANAGEMENT DISCUSSION & ANALYSIS (MD&A) Q4 2019 and FY2019 Global

Design Power 10,898 22.1 10,135 21.6 10,872 23.2 EVSBG (Electric Vehicle Solutions) 5,017 10.2 2,897 6.2 2,054 4.4 MPBG (Merchant Power) 7,452 15.1 6,653 14.2 5,985 12.8 FMBG (Fan & Thermal Management

February 18, 2019 To: The President The Stock Exchange of Thailand Re: 2018 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s 2018 operating

Translation CEN 016-2020 August 14, 2020 Subject Management Discussion and Analysis for business operation of Quarter 2/2020 To The Manager and President The Stock Exchange of Thailand Capital

PowerPoint Presentation THE INNOVATIVE POWER FLAGSHIP OF PTT GROUP MANAGEMENT DISCUSSION & ANALYSIS MD&A Q3/2019 PAGE 1 MANAGEMENT DISCUSSION & ANALYSIS (MD&A) Q3 2019 On the 9th October, after

February 17, 2020 To: The President The Stock Exchange of Thailand Re: 2019 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to report the Company’s 2019 operating