. Hiroaki Sano) Managing Director

. Please be informed accordingly. Sincerely yours, (Mr. Hiroaki Sano) Managing Director 2 (Attachment 1) Vinythai Public Company Limited Information of the Connected Transaction 1. Date, Month, Year of the

the area of PTT Global Chemical Public Company Limited, as detailed in the enclosure 1. 3) Acknowledged the resignation as a Director of the Company of Mr. Hiroaki Ono, effective from 25 April 2018. 2 4

average Total Assets Return on Equity (ROE) = Net Profit to average Total Equity Yours faithfully, (Mr. Hiroaki Sano) Managing Director Financial Ratios Q1 2018 Q1 2017 Gross profit margin 23.9% 22.4% Net

on Equity (ROE) = Net Profit to average Total Equity Yours faithfully, (Mr. Hiroaki Sano) Managing Director Financial Ratios Q1 2019 Q1 2018 Gross profit margin 18.1% 23.2% Net profit margin 11.9% 17.3

faithfully, (Mr. Hiroaki Sano) Managing Director Financial Ratios Q2 2019 Q2 2018 Gross profit margin 20.7% 18.8% Net profit margin 14.3% 12.0% Debt to Equity ratio 0.10 0.10 Earnings per share 0.57 0.43 ROA

Equity Yours faithfully, Mr. Hiroaki Sano Managing Director Financial Ratios Q2 2018 Q2 2017 Gross profit margin 19.2% 20.1% Net profit margin 12.0% 8.4% Debt to Equity ratio 0.11 0.14 Earnings per share

average Total Equity Yours faithfully, Mr. Hiroaki Sano Managing Director Financial Ratios Q3 2018 Q3 2017 Gross profit margin 20.2% 17.7% Net profit margin 11.9% 7.4% Debt to Equity ratio 0.14 0.12

average Total Equity Yours faithfully, (Mr. Hiroaki Sano) Managing Director

Assets Return on Equity (ROE) = Net Profit to average Total Equity Yours faithfully, (Mr. Hiroaki Sano) Managing Director