on Q1/2018 Management’s Discussion and Analysis (MD&A) for year 2017 (Revised) 3 Executive Summary In overall 2017 performance, the Company had significant improvements in various areas such as

the Share Sale and Purchase Agreement to dispose ordinary shares in a subsidiary, Mo Chit Land Co., Ltd. (MCL), worth THB 4,320mn to Sino-Thai Engineering and Construction PCL. 1 November 2019 All

decrease in revenue from sales while overall expenses increased. • Net profit margin in 1H/2021 decreased by 1.4% from 1H/2020 mainly due to the decrease in revenue from sales and the recognition of net loss

growing less than expected and moreover Thai foreign exchange rate of the Baht was appreciate that cause Financial Institutions Policy Committee announce to decrease the policy rate to 1.25% per year that

1. 1 percent even though the overall economic condition has continued improving from preceding year according to rapid export growth and continued robust growth in tourism. However, private

overall selling price decrease, especially for Caustic Soda due to the fall of its market price trend, plus impact from appreciation of Thai Baht against US Dollar. However, those negative impacts were

reviewQ217 penpimol.xlsx Management's Discussion and Analysis Second Quarter ending 30th June 2017 Overall Group Performance Hana Microelectronics Group 'Hana' Sales Revenue increased 10% year on

reviewQ317 penpimol.xlsx Management's Discussion and Analysis Third Quarter ending 30th September 2017 Overall Group Performance Hana Microelectronics Group 'Hana' Sales Revenue increased 9% year on

30 April 2019 At: ACC/HO 012/19 Re: Management Discussion and Analysis for the Quarter of 1/2019 To: President The Stock Exchange of Thailand In the first quarter of 2019, the Thai economy expanded

Management's Discussion and Analysis First Quarter ending 31st March 2019 Overall Group Performance Hana Microelectronics Group 'Hana' Sales Revenue decreased 1% year on year at THB 5.1 billion for