.” Unofficial translation FORM 35-E1 Information with Representation and Warranty of the Company’s Director and Executive and their Consent [company’s name] filed on Position in the Company Director [ ] President

business related information technology and its uses in business management. The details of the transaction can be summarized as follows:- 1. Transaction date : 13 August 2018 2. Parties involved: Service

ACC1/19-007 February 18, 2019 Subject: Management Discussion and Analysis for the year ended December 31, 2018 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

ACC1/20-012 February 25, 2020 Subject: Management Discussion and Analysis for the year ended December 31, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

AC 52/07-003 ACC1/19-019 May 13, 2019 Subject: Management Discussion and Analysis Quarter 1 Ending March 31, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

AC 52/07-003 ACC1/19-042 August 13, 2019 Subject: Management Discussion and Analysis Quarter 2 Ending June 30, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

AC 52/07-003 ACC1/18-048 November 12, 2018 Subject: Management Discussion and Analysis Quarter 3 Ending September 30, 2018 To: Director and Managing Director The Stock Exchange of Thailand Qualitech

AC 52/07-003 ACC1/20-030 May 11, 2020 Subject: Management Discussion and Analysis Quarter 1 Ending March 31, 2020 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

AC 52/07-003 ACC1/19-055 November 11, 2019 Subject: Management Discussion and Analysis Quarter 3 Ending September 30, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech

Nomination Committee, CG Committee, Risk Management Committee and Human Resource Committee of the Company, resigned as a Company Director and from all of her associated positions, with effect from 21st August