the auditors of the company for the year 2020 (Revise) Attn: President The Stock Exchange of Thailand Please find the reviewed Financial Statement for the Quarter 1/2020 ending 31 March 2020 which had

and Analysis Quarterly Ending June 30, 2020 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 4/2020

1/4 August 13, 2020 Re: Clarification of the operating results of company and its subsidiaries for the six months period end June 30, 2020 To: President The Stock Exchange of Thailand K.C. Property

T.K.S. TECHNOLOGIES 11 August 2020 Re: Management Discussion and Analysis for Quarter 2/2020 To: President The Stock Exchange of Thailand T.K.S. Technologies Public Company Limited (“TKS”) and its

- Translation - Ref : LPH/SET 2020/012 August 14, 2020 Subject : Clarification on the Operating Results for the 3-month and 6-month period ended June 30, 2020 (Q2/2020) To : President The Stock

26 October 2020 To: The President The Stock Exchange of Thailand Re: Q3-2020 Operating Results We, Delta Electronics (Thailand) Public Company Limited (the “Company”) would like to notify the

27 April 2021 To: The President The Stock Exchange of Thailand Re: Q1-2021 Operating Results We, Delta Electronics (Thailand) Public Company Limited (the “Company”) would like to notify the Company’s

27 April 2020 To: The President The Stock Exchange of Thailand Re: Q1-2020 Operating Results We, Delta Electronics (Thailand) Public Company Limited (the “Company”) would like to notify the Company’s

Analysis Quarterly Ending March 31, 2020 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 3/2020 dated May 9

May 14, 2020 Re: Clarification of the operating results of company and its subsidiaries for the three months period end March 31, 2020 To: President The Stock Exchange of Thailand K.C. Property