1 RP-AC 004/2018 NOVEMBER 14, 2018 Subject: Clarification of the operating results for the third quarter of 2018 To: Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public

PAGE 1 OF 4 GEL.CS.011/2563 14 August 2020 Subject: Management Discussion and Financial Analysis for the operating results of the second quarter of 2020, ended June 30, 2020 To: Director and Manager

(EBITDA) 34.53 17.06 17.47 102.38 Depreciation and amortization 23.56 19.76 3.80 19.22 Key financial ratio related with operating result (%) For the period ended Change 31 March 2020 31 March 2019 % YoY

PAGE 1 OF 4 GEL.CS.014/2563 16 November 2020 Subject: Management Discussion and Financial Analysis for the operating results of the third quarter of 2020, ended September 30, 2020 To: Director and

1 IDH-AC-000-อส6211/08.00 8 November 2019 Re: Management Discussion and Analysis Operating results for the three-month and nine-month period ended 30 September 2019 To: President The Stock Exchange

1.9% (28.5%) Consolidated financial information (Unit : Million Baht) For three-month period ended 30 Sep Change % Change 2 / 6 Operating results by business for the three-month period ended 30

-1- AIT (VP-SEC) 025E/2023 August 10, 2023 Subject: Management's Discussion and Analysis of Operating Results for Q2-2023 To: The President of the Stock Exchange of Thailand Summary of Operations Q2

as a holding company, i.e. 1) KPN Music Co., Ltd. (“KPN Music”) operating musical instruments trading and music school under the name “KPN Music Institute” ON 11 March 2019, KPN Academy’s registered

13.32 0.01 Cost of sales 20.41 8.00 - operating expenses 14.27 6.77 0.24 Total Expenses 34.68 14.77 0.24 Operating Profit(loss) (7.47) (1.46) (0.23) Interest expenses (7.83) (4.00) (0.30) Net income (loss

per share within the agreed period). The investment allows the Company to send the representatives to be the director in GS of 3 persons from 5 persons to help the Company to control the business