Palmer & Turner (Thailand) Ltd MJD.IR.018/2561 13 November 2018 Subject : Clarification of the operating result for the year 2018 ended September 30, 2018 To : Director and Manager The Stock Exchange

The Stock Exchange of Thailand Enclosure: Information Memorandum on the Asset Disposal, Schedule 1 of Rich Asia Corporation Public Company Limited Reference to the Board of Directors’ meeting of Rich

-Translation- Ref. No. PorBor. 029 / 2020 19 June 2020 Subject: Entering into Transaction of Disposing of Subsidiary’s Machines for the Debenture Debt repayment To: President The Stock Exchange of

www.ucity.co.th (-Translation-) Ref. No. U.SET 008/2019 April 10, 2019 Subject: Entering into the Share Sale and Purchase Agreement to dispose Ordinary Shares in a Subsidiary To: The President The Stock Exchange of

) 815-7060 (AUTO 9 LINES), 425-9723-7, FAX : (662) 815-7069, 425-8358, 425-9729 . . 188 REF: SET 61-01 March 2, 2018 Subject: the explanation of overall operation in 2017 To : the President of the Stock

10 November 2017 Subject: Management Discussion & Analysis for 3th quarter ending 30 September 2017 (Rev1) To: The President The Stock Exchange of Thailand Harn Engineering Solutions Public Company

Page 1 of 2 No. ACC6101/003 January 22, 2018 Subject: Approval to enter into Contract to buy and sell of Land To: President The Stock Exchange of Thailand According to the Board of Director’s Meeting

Page 1 of 2 No. ACC6101/003 January 22, 2018 Subject: Approval to enter into Contract to sell of Land (Revised) To: President The Stock Exchange of Thailand According to the Board of Director’s

February 22, 2018 SET-18-AC-001 Dear The President The Stock Exchange of Thailand Subject: Clarification of Result’s Operation for the year ended 31 December 2017 According to the resolution of BKD’s

(Revised) To: The Director and Manager The Stock Exchange of Thailand The Company would like to report the operating results for the 2nd Quarter ended June 30, 2018 that total revenue was at THB8.94 million