14 August 2019 Subject: Management Discussion and Analysis for the 6-Month Period Ended June 30, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company

Committee, Chairman of the Nomination Committee and the connected transaction Attention: President The Stock Exchange of Thailand The Meeting of the Board of Directors of KGI Securities (Thailand) Public

Stock Exchange of Thailand Oishi Group Public Company Limited and subsidiaries clarify consolidated operating results and consolidated financial statements for the three-months and the six-month period

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) - Translation - 25 May 2018 Subject : Disclosure of connected transaction by a subsidiary Attention : President The Stock Exchange of Thailand Vanachai Group Public

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 25 June 2018 Subject : Disclosure of connected transaction Attention : President The Stock Exchange of Thailand Vanachai Group Public Company "VNG" would

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 25 June 2018 Subject : Disclosure of connected transaction by a subsidiary company Attention : President The Stock Exchange of Thailand Vanachai Group

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 25 June 2018 Subject : Disclosure of connected transaction by a subsidiary company To : President The Stock Exchange of Thailand Vanachai Group Public

., the subsidiary of the Company, and change in the accounting policy regarding the record of the land appraisal To: President The Stock Exchange of Thailand Attachment: Information Memorandum on the Asset

- Translation - 9 August 2018 Subject: Management’s Discussion and Analysis for the Operating Results of the Second Quarter of 2018 Attention: The President of the Stock Exchange of Thailand Exotic

: Management explanation and analysis for the 2nd Quarter ended 30 June 2018 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“ the Company”) would like to