หน้า 1 จาก 1 Translation February 22, 2019 Subject: Management explanation and analysis for Year ended 31 December 2018 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public

Translation August 9, 2017 Subject: Management explanation and analysis for Quarter ended 30 June 2017 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public Company Limited

Microsoft Word - Q3-17-EN.doc 14 November 2017 Subject : Management discussion and analysis of financial statements for three-month and nine- month period ended 30 September 2017 Attention : Director

หน้า 1 จาก 1 Translation August 8, 2018 Subject: Management explanation and analysis for Quarter ended 30 June 2018 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public

หนา้ 1/1 (Translation) Ref. JCKH 024/2561 14 August 2018 Subject: Management Discussion and Analysis for the Quarter 2/2018 To: The President The Stock Exchange of Thailand CC: The Secretary General

หนา้ 1/1 NO. FA61-900 14 November 2018 Subject : Management Discussion and Analysis of operating performance for 3rd quarter, 2018 Attention : President of the Stock Exchange of Thailand JCK

Company Limited Management’s Discussion and Analysis Performance for the Period Ended December 31, 2018 Cost of goods sold Total cost of goods sold presented at Baht 1,385.47 million decreased by 0.91

Electronics (Thailand) Plc. (“the Company”) would like to submit the analysis performance for the year ended 31 December 2018 compared to the year ended 31 December 2017 as follow: 1. Sales revenues For the

May 15, 2019 Subject : Management Discussion and Analysis for quarter ended March 31, 2019 Attention : President The Stock Exchange of Thailand 1. Operating Performance 1.1 Revenues Consolidated

May 15, 2020 Subject : Management Discussion and Analysis for 1st quarter ended March 31, 2020 Attention : President The Stock Exchange of Thailand 1. Operating Performance 1.1 Revenues Consolidated