1 Ref. No. IVL 006/11/2017 9 Nov 2017 The President The Stock Exchange of Thailand Subject: Submission of Quarterly Reviewed Financial Statements and the Management Discussion and Analysis of

(raw material), COGs/revenue ratio of Q1/2019 are at high level. This is because of high stock level carried over Q4/2018.  Increase in cost of sales of are main impact to minus in bottom line. 3 / 4

the Year as at 31 December 2017 To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are please to inform you our management discussion and

the Year as at 31 December 2017 (revised) To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are please to inform you our management

สรุปผลการดำเนินงานของบจ -Translation- August 15th, 2017 Subject: Management Discussion and Analysis Quarter 3 Ending 30 Jun 2017 (Edited Template) To: Managing Director The Stock Exchange of Thailand

24 July 2018 To: The President The Stock Exchange of Thailand Re: Q2-2018 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q2-2018 (Apr-Jun

material particular, providing an investment analysis or a forward looking statement based on false or distorted data. It is imperative that the persons who give information or opinions to the public be

Discussion and Analysis for the year ended December 31, 2022 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (“the Company”) would like to submit the financial statement

opinion · 2 . Qualified opinion due to (can choose more than one): ( 2.1 Misstatements that are material, but not pervasive, resulting from: ( 2.1.1 selection of an inappropriate accounting policy

Misstatements that are material, but not pervasive, resulting from: ฆ 2.1.1 selection of an inappropriate accounting policy (paragraph ........); ฆ 2.1.2 incorrect use of accounting policy (paragraph........); ฆ