1 JSP 016/2563 (OOP) Date: 22 April 2020 Re: Notification of the connected transaction-renew from connected person (Add) Attn: The President The Stock Exchange of Thailand The Board of Director’s

| www.digitaltechplanet.com No. DIGI 201902/009 26 February 2019 Subject: Management Discussion and Analysis - Explanation of net profit (loss) for the year ended 31 December 2018. To: The President of Stock Exchange of

2019 Subject: Management Discussion and Analysis - for the three-month period ended 30 June 2019. To: The President of Stock Exchange of Thailand B-52 Capital Public Company Limited (“the Company”) would

2019 Subject: Management Discussion and Analysis - for the three-month period ended 30 June 2019 (Revise) To: The President of Stock Exchange of Thailand B-52 Capital Public Company Limited (“the Company

No. B52-201911/001 11 November 2019 Subject: Management Discussion and Analysis - for the three-month period ended 30 September 2019. To: The President of Stock Exchange of Thailand B-52 Capital

-9320 Ref: PLC 2020/010 April 20, 2020 Subject: Payment of Interim Dividend and Schedule of the 2020 Annual General Meeting of Shareholders To: The President of the Stock Exchange of Thailand Panjawattana

No. 10000/082/2560 17 July 2017 Subject: The payment of shares and entering into agreements under the conditions of the additional investment in Lithium Americas Corp. To: Directors and Manager The

Company’s land To: The President The Stock Exchange of Thailand The Board of directors meeting # 8/2019 held on June 4, 2019 has a resolution to sell a piece of land to increase liquidity and reduce the

information, {A} purchased 10,000 JASH16 Futures contracts whose underlying was the JAS stock before attending the Board?s meeting. JAS later disclosed the information on such dividend payment to the SET. The

- Translation - PorBor. 044 / 2020 August 14, 2020 Subject: Clarification of operating for the period ended June 30, 2020 To: President The Stock Exchange of Thailand Rich Asia Corporation Public