clarifications in summary as follows: Summary of the company’s operation result The operation result for three quarters of the year 2019, the Company has revenue from sales increased from the same period of last

auditor, considered by the Audit Committee, and approved by the Company’s Board of Directors on February 22, 2 0 1 9 , the Company wishes to report further clarifications in summary as follows: Summary of

จดหมายชี้แจงปี60e February 22, 2018 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis Ending 31 December 2017 Summary of operating result between 2017

จดหมายชี้แจงq263e August 13, 2020 Managing Director Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 June 2020 Summary on Second Quarter result

จดหมายชี้แจงQ160e May 15, 2017 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 31 March 2017 Summary of the 1 st Quarter

จดหมายชี้แจงปี61e February 27, 2019 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis Ending 31 December 2018 Summary of operating result between 2018

of machinery and equipment decreased by 5 million Baht. Summary of revenues, expenses, and profit are as follows; (Unit : million Baht) Q 2 ended 30 June % changes 2017 2016 Increase (decrease) Sales

summary as follows: Summary of the company’s operation result In the 1st quarter 2019, revenue from sale was increased from the same period of last year at 12.9% and having gross profit at 47.6%. Net profit

increased from Baht 4.04 million for the third quarter of the year 2017 of Baht 1.25 million or 30.9%. Expenses Cost of sales and services Cost of sales and services for the third quarter of the year 2018 of

costs. Summary of Performance For Q1 2018, the Company and its subsidiaries recorded net profit of 954 MTHB, increased by 184 MTHB or 23.9% comparing with Q1 2017. This increment was mostly caused by the