Ref Ref. 2S_BoD001/2020 February 26th, 2020 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited

MATI 03/2563 February 28, 2020 Subject Report on Year End Period Consolidated Financial Statement which ended on December 31, 2019 To Director and Manager The Stock Exchange of Thailand Matichon

Ref. No. 087/2560 12 May 2017 SUBJECT : 1Q/2517 reviewed financial statements and related comments ATTN : The President Stock Exchange of Thailand Attachment : The reviewed financial statements for

Microsoft Word - Q1-17-EN.doc 14 May 2017 Subject : Management discussion and analysis of financial statements for three-month period ended 31 March 2017 Attention : Director and Manager The Stock

At Hor-For 0126/2550 August 8th, 2017 At Hor-For 0101/2560 Subject Notification of the performance of 2nd quarter ended June 30, 2017 Attn Directors and Manager, The Stock Exchange of Thailand We

บริษัท สำนักกฎหมายธรรมนิติ จำกัด Page 1 of 1 No. NDR010/2017 August 11, 2017 Subject Management Discussion and Analysis Report for Q2/2017 Attention: Directors and Manager, The Stock Exchange of

-Translation- M06/013/17 August 15, 2017. Subject Clarification of Q2/2017 Company Performance To The President of the Stock Exchange of Thailand Reference MDX Public Company Limited and its

Ref. No. 161/2560 13 November 2017 SUBJECT : Management Discussion and Analysis for quarter 3 ending 30 September 2017 ATTN : The President Stock Exchange of Thailand Nam Seng Insurance Plc. realized

set-q3-60 (Translation) LEE 21/2017 14 November 2017 Subject : Management Discussion and Analysis for the third quarter ended September 30, 2017 To : President of The Stock Exchange of Thailand We

-Translation- M06/015/17 November 14, 2017 Subject Clarification of Q3/2017 Company Performance To The President of the Stock Exchange of Thailand Reference MDX Public Company Limited and its