operating results that posted a difference greater than 20% from the preceding year To: Director and Manager the Stocks Exchange of Thailand According to the Board of Directors’ Meeting of World Corporation

รายงานการประชุมคณะกรรมการบริหาร ครั้งที่ 1/2543 -Translation- 25 February 2019 Subject : Disclosure of connected transaction Attention : President The Stock Exchange of Thailand Vanachai Group Public

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 22 December 2017 Subject : Disclosure of connected transaction by a subsidiary company To : President The Stock Exchange of Thailand Vanachai Group

รายงานการประชุมคณะกรรมการบริหาร ครั้งที่ 1/2543 -Translation- 28 February 2018 Subject : Disclosure of connected transaction Attention : President The Stock Exchange of Thailand Vanachai Group Public

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) - Translation - 24 May 2019 Subject : Disclosure of connected transaction by a subsidiary Attention : President The Stock Exchange of Thailand Vanachai Group Public

Securities and Exchange Commission in accordance with the Notification of the Capital Market Supervisory Board No. TorChor. 72/2558, Re: Approval of Offering for Sale of Newly Issue Shares by Listed Companies

ACC6206/004 28 June 2019 Subject Inform the progress of the sale stock in the subsidiary company To Director/ Managing Director The Stock Exchange of Thailand According to the meeting of the Board of

880 โทรสาร (035) 350 881 www.aapico.com 1 บริษัท อาปโก ไฮเทค จํากัด (มหาชน) AAPICO HITECH PUBLIC COMPANY LIMITED Ref No: AH 01092019 September 10, 2019 Subject: Notification of Sale shares of Aapico

วันที่ 11 กุมภาพันธ์ 2551 Ref: Dimet AC 0819/3 September 6, 2019 Attention: The Directors and The MAI Manager The Stock Exchange of Thailand Subject: Year End result and clarification of the

The SEC had reviewed the criteria related to report on securities (i.e., shares and convertible securities) or derivatives holding of listed companies’ directors, executives, and auditors** and