the two languages, the Thai version shall prevail. The objective of this MD&A is to present the information and the explanation of financial status and operating results as of the date hereof. However

- Translation - PorBor. 044/2017 May 15, 2017 Subject: Clarification of operating

ที่ - Translation - PorBor. 018 / 2018 May 15, 2018 Subject: Clarification of operating results change from the same period last year by more than 20% To: President The Stock Exchange of Thailand

คำอธิบายและวิเคราะห์ของฝ่ายจัดการ2560Eng (Translation) February 24, 2018 Subject Clarification of operating Results and financial Status for the year ended December 31, 2017 Attention The President

of Thailand Subject : Clarification of the operating result for the Year 2017 Dear Sir, Yong Thai Public Company Limited is pleased to report the operating results for the year 2017, ended December 31

of Thailand Subject : Clarification of the operating result for the Year 2017 (update) Dear Sir, Yong Thai Public Company Limited is pleased to report the operating results for the year 2017, ended

of Thailand Subject : Clarification of the operating result for the Year 2018 Dear Sir, Yong Thai Public Company Limited is pleased to report the operating results for the year 2018, ended December 31

would like to report the company’s operating results and submit the auditor‘s quarterly reviewed report and financial statement for the first quarter ended March 31, 2019 as follows: The Company has loss

would like to report the Company’s operating results and submit the auditor‘s quarterly reviewed report and financial statement for the period of 3 months and 6 months ended June 30, 2019 as follows : The

followings: The Operating results of the company and its subsidiaries Explanation of the operating performance for the 3-month period ended September 30, 2019 as in the consolidate financial statement has net