results different from the same period last year more than 20% To: President The Stock Exchange of Thailand Rich Asia Corporation Public Company Limited and subsidiaries would like to clarify the results of

– Translation – No. FSS.CS 22/2560 July 31, 2017 Subject: The Partial Disposition of Investment in Joint Venture Company To: President The Stock Exchange of Thailand According to the resolution made

November 1, 2017 Re: Clarification on Extension of the Acquisition and Subscription of Shares in Hero Experience Co., Ltd. To: President The Stock Exchange of Thailand As Demeter Corporation Public Company

Date : 23/02/2001 09:16:00 -Translation- 14 November 2017 Subject : Information Memorandum Concerning Acquisition of Assets Attention : President The Stock Exchange of Thailand Vanachai Group Public

E141117 Our Ref: TL034/17 November 14, 2017 The Stock Exchange of Thailand 93, The Stock Exchange of Thailand Building Ratchadapisek Road, Dindaeng, Bangkok 10400 Attention: The President Dear Sir

Date : 23/02/2001 09:16:00 -Translation- 15 November 2017 Subject : Information Memorandum Concerning Acquisition of Assets (revised) Attention : President The Stock Exchange of Thailand Vanachai

ที่ BCH No.BCH.019/2018 26 February 2018 Subject : Approval of transaction with connected person Attention : The President The Stock Exchange of Thailand The Board of Directors’ Meeting of Bangkok

ที่ BCH No.BCH.019/2018 26 February 2018 Subject : Approval of transaction with connected person (Additional) Attention : The President The Stock Exchange of Thailand The Board of Directors’ Meeting

1 / 2 IR.011/2019 14 May 2019 Re: Notification of the changes of the Profit and Loss Statement To President The Stock Exchange of Thailand T Engineering Corporation Public Company Limited (the

President The Stock Exchange of Thailand Ekachai Medical Care Public Company Limited (EKH) has informed that, according to the Board of Directors meeting No. 4/2019 held on Tuesday 13 August 2019, the Board