February 26, 2017 Subject : Management Discussion and Analysis for year and 4th quarter ended December 31, 2017 Attention : President The Stock Exchange of Thailand 1. Operating Performance

August 11, 2020 Subject : Management Discussion and Analysis for Six-month and 2nd quarter ended June 30, 2020 Attention : President The Stock Exchange of Thailand Operating Performance 1. Revenues

to be recognized in 2018. (Unit : Million Baht) 2018 2017 Change % Change Operating revenue 406.54 351.36 55.18 15.70% Operating cost 337.23 293.88 Gross profit 69.31 57.49 11.83 20.58% Gross profit

(Translation) UAC.CS/011/2018 May 14, 2018 Subject: Explanation of the operating results for the first quarter period ended March 31, 2018 To: President The Stock Exchange of Thailand Attachment

Microsoft Word - CS 2563-010 Q2 to SET (T_E) [ TRANSLATION ] Our Ref. JTS/CS-010/2563 August 13, 2020 Subject : Report on the Company’s operating results for the second quarter of the year 2020 To

Ref Ref. 2S_BoD017/2018 May 9th, 2018 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited (the

Ref Ref. 2S_BoD024/2017 August 9th, 2017 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited (the

Ref Ref. 2S_BoD024/2017 August 9th, 2017 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited (the

ริ๊งส ์จ ำกดั (มหำชน) Food and Drinks Public Company Limited 1 | P a g e August 15, 2017 Subject: Management discussion and analysis of the operating results for the quarter 2/2017 Attn: President The

ริ๊งส ์จ ำกดั (มหำชน) Food and Drinks Public Company Limited 1 | P a g e November 14, 2017 Subject: Management discussion and analysis of the operating results for the quarter 3/2017 Attn: President The