YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 25/2019 November 14, 2019 To : The President The Stock Exchange

Attention : The Director and Manager of the Stock Exchange of Thailand The Consolidated net profit of Eastern Printing Public Co., Ltd. (EPCO) for the year ended December 31, 2018 is Baht 342.77 million in

Year 2018 (Amendment) Attention : The Director and Manager of the Stock Exchange of Thailand The Consolidated net profit of Eastern Printing Public Co., Ltd. (EPCO) for the year ended December 31, 2018

Director of the Stock Exchange of Thailand Union Pioneer Public Company Limited would like to clarify the net profit for the 2nd quarter and 6-month periods of the year ending on 30th June 2018 had decreased

the Stock Exchange of Thailand The Company would like to clarify the net profit for the 9-month periods of the year ending on 30th September 2018 had decreased more than 20% comparing to the same period

- Translation - 15 May 2020 Subject: Management’s Discussion and Analysis for the Operating Results of the First Quarter of 2020 Attention: The President of the Stock Exchange of Thailand Exotic Food

or 24.7 %, from lowering in finance cost and management in foreign exchange and source of fund. 5. Share of profit from investment in associates decrease by 48.0 million Baht or 27.5%, due to lower

27 October 2020 At: ACC/HO 019/63 Re: Management Discussion and Analysis for the Quarter of 3/2020 To: President The Stock Exchange of Thailand During the third quarter of 2020 the Coronavirus 2019

August 11,2010 May 11, 2017 Re : Clarification on percentage of change more than 20% in Q1/2017 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales The Company's revenue

Ref Ref. 2S_BoD031/2017 November 8th, 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