- Transalation - No. AEC 321/2018 November 12, 2018 Subject: Disposition of Assets of AEC Securities Public Company Limited (Amendment) Attention: President The Stock Exchange of Thailand AEC

No. INGRS035 22nd November 2019 Subject : Notification on the Establishment of a Subsidiary Company To : The President The Stock Exchange of Thailand Ingress Industrial (Thailand) Public Company

Ref: AC.037/2019 23 December 2019 Subject Notification of the resolutions of the Board of Directors’ Meeting No.7/2019 To President and Managers The Stock Exchange of Thailand Forth Corporation

1 / 2 No.IR.018/2020 14 May 2020 Re: Notification of the changes of the Profit and Loss Statement To: President Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the

No. ComSec. 3/2020 18 March 2020 Subject: Connected transaction: Rental of real estate Attention: The President The Stock Exchange of Thailand Raimon Land Public Company Limited (“the Company”) would

Shares of Taitanan Company Limited (a Joint Venture Company) To : President, The Stock Exchange of Thailand Enclosure : Information Memorandum Concerning the Acquisition of Nava Nakorn Public Company

based on The Stock Exchange of Thailand’s formula. - On 14 December 2017, the Company issued newly ordinary shares of 340mn shares as a result total share increased to 7,204mn shares as well as share

Page 1 of 5 - Translation - Ref. WINNER 0018/2019 May 13, 2019 Re Management Discussion and Analysis (MD & A) for Q1/2019 To The President The Stock Exchange of Thailand 1. Analysis of Overall

June 30, 2020 To The President The Stock Exchange of Thailand Management’s Discussion and Analysis Consolidated Financial Statements For six months ended June 30, 2020 Overall Group Performance Table 1

quarter of 2021 To The President The Stock Exchange of Thailand We, Zen Corporation Group Public Company Limited (“the company”), are pleased to provide you our management discussion and analysis for the