1 12 February 2018 Subject: Explanation of operating result in the financial statement ended 31 December 2017 To: Directors and Managers of the Stock Exchange of Thailand With reference to the

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

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 12, 2018 Subject : Management Discussion and Analysis for quarter ended March 31, 2018 Attention : President The Stock Exchange of Thailand 1. Operating Performance . Revenues (Thousands Baht

Microsoft Word - el283e Date : May 14, 2018 Subject: Management Discussion and Analysis for the Quarter 1/2018 To : Managing Director The Stock Exchange of Thailand Kuang Pei San Food Products Public

President The Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the 2nd quarter of 2018. The MD&A would enable the

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 13 November 2018 Subject : Subsidiary’s related transaction (acquisition of machine and equipment) To : President The Stock Exchange of Thailand The

1 11 February 2020 Subject: Explanation of operating result in the financial statement ended 31 December 2019 To: President of the Stock Exchange of Thailand With reference to the financial statement

14 November 2019 Re Explanation and analysis of the Management for the 3rd. quarter of 2019 ended 30 September 2019 To Director and Manager, Stock Exchange of Thailand Whereas the Meeting No. 4/2562

inventories increased by Baht 11.26 million. These were primarily due to prepaid expenses and raw materials for engineering service and trading business. The group’s liabilities increased by Baht 36.58 million