-month period ending 31 September 2017. 1. Comparison of Net Tangible Assets (NTA) = NTA by shareholding percentage x 100 NTA of the Company Size of the transaction (Baht in million) = Not applicable since

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

reviewQ219.xlsx Management's Discussion and Analysis Second Quarter ending 30th June 2019 Overall Group Performance Hana Microelectronics Group 'Hana' Sales Revenue decreased 5% year on year to THB

Ref. No. 1908/028EN June 13, 2019 Subject Management Discussion and Analysis for Q2/2019 (Ending June 30, 2019) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company

or 0.5% increase from the end of 2018 (as of 31 December 2018) since the Company and its subsidiaries recorded net profit for the period of 6 months ending 30 June 2019 of Baht 1,462 million, and other

[COMPANY NAME] Ref.: EFORL IR 024/2019 August 15, 2019 Subject: Management Discussion and Analysis Quarter 2 Ending 30 June 2019 To President The Stock Exchange of Thailand 1. Overview financial

reviewQ118.xlsx Management's Discussion and Analysis First Quarter ending 31st March 2018 Overall Group Performance Hana Microelectronics Group 'Hana' Sales Revenue decreased 1% year on year at THB

annum for the period of 3 years from the date WHAUP Nghe An JSC has income. 2. Three percent per annum for the period after ending the 3 years period until the expiration of the term of the agreement. For

reviewQ218.xlsx Management's Discussion and Analysis Second Quarter ending 30th June 2018 Overall Group Performance Hana Microelectronics Group 'Hana' Sales Revenue increased 4% year on year at THB

payment for the first half of the year ending June 30, 2018 to shareholders of the Company for Baht 0.06 per share. The total number of outstanding shares entitled for the dividend is 4,554,643,575 shares