., and Schedule for the EGM of Shareholders No. 1/2019 (Revised3) To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of

would like to disclose information on the said transaction to the Stock Exchange of Thailand (“SET”) in accordance with the Acquisition or Disposal Notification as follows: 1. Date / Month / Year of the

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

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 - 15 May 2019 Subject : Disclosure of connected transaction by a subsidiary Attention : President The Stock Exchange of Thailand Vanachai Group Public

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) - Translation - 30 June 2020 Subject : Disclosure of connected transaction by a subsidiary Attention : President The Stock Exchange of Thailand Vanachai Group Public

Transactions Deemed as Acquisition or Disposal of Assets dated August 31, 2008 (as amended) and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and

Agreement which is a Connected Transaction, Appointment of the Independent Financial Advisor and Calling the Extraordinary General Meeting of Shareholders No. 2/2019 (amended) To The President The Stock

.Thailand. Tel : + 66(0) 2 703 7880-1 No. SorPor 6/2563 23 March, 2020 Subject: Report of asset acquisition in “Sakun C Innovation Company Limited” Attention: Managing Director of the Stock Exchange The Stock

. Tel : + 66(0) 2 703 7880-1 No. SorPor 5/2563 23 March, 2020 Subject: Report of asset acquisition in “Blue Solar Farm3 Company Limited” Attention: Managing Director of the Stock Exchange The Stock