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

to Advanced Connection Corporation Public Company Limited, the “Company” has submitted the financial statements of the Company and its subsidiaries for the second quarter of 2023, ended June 30, 2023

Ms. Mutita Nilsawad Ms. Mutita Nilsawad, an assistant managing director for marketing and public relations of S.E.C. Auto Sales and Services Plc. (SECC) with the power to sign company check or

Mr. Kornwiwat Wattanathamwong (formerly Phaibul Suksuthamwong) Mr. Kornwiwat Wattanathamwong, (formerly Phaibul Suksuthamwong), former director and managing director of S.E.C. Auto Sales and Services

May 15, 2018 Subject: Managing Discussion and Analysis for Q1/2018 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and

informed accordingly. Sincerely yours, T.K.S. Technologies Public Company Limited -Signed- Mr.Somkid Wekinvattanasaed Managing Director

Ref: VNT-CPR-2017.057 30 November 2017 Subject: Right of Shareholders to propose 2018 AGM agenda Attn: President, the Stock Exchange of Thailand Vinythai Public Company Limited “the Company” is

Mr. Punya Kritiyawong Mr. Punya Kritiyawong, the managing director responsible for the operation of L.V. Technology Public Company Limited (LVT),failed to supervise LVT to prepare and submit the

Mr. Punya Kritiyawong Mr. Punya Kritiyawong, the managing director responsible for the operation of L.V. Technology Public Company Limited (LVT), failed to supervise LVT to prepare and submit the

1 - TRANSLATION - KT/PB (Q-Con) 012/2019 May 9, 2019. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis the first quarter ended 31 March 2019