Comments on: “Trading costs on the Stock Exchange of Thailand” Authors: Charoenwong C., Ding D.K., Jenwittayaroje N. Comments on: “Risk-taking behaviour during downturn: evidence of loss-chasing and

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

year more than 20% (additional) To: President The Stock Exchange of Thailand Rich Asia Corporation Public Company Limited and subsidiaries would like to clarify the results of the quarter ended March 31

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 12/2019 May 15, 2019 To : The President The Stock Exchange of

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 17/2019 August 14, 2019 To : The President The Stock Exchange

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 19/2018 November 14, 2018 To : The President The Stock Exchange

Stock Exchange of Thailand Union Pioneer Public Company Limited would like to clarify the net profit for the 1st quarter of the year ending on 31st March 2020. The Company had revenue from sales at 158

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 1/2019 February 28, 2019 To : The President The Stock Exchange

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

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 2019 had decreased more than 20