August 10, 2017 SET-17-AC-003 Dear The President The Stock Exchange of Thailand Subject: Clarification of Result’s Operation for three months periods ended 30 June 2017 According to the resolution of

Manager of The Stock Exchange of Thailand Union Petrochemical Public Company Limited and its subsidiaries would like to describe and analyze the financial situation and business operation for Quarter 2/2017

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

May 13, 2019 SET-19-AC-002 Dear The President The Stock Exchange of Thailand Subject: Clarification of Result’s Operation for the three months ended March 31, 2019 According to the resolution of

August 10, 2018 SET-18-AC-002 Dear The President The Stock Exchange of Thailand Subject: Clarification of Result’s Operation for the three months ended 30 June 2018 According to the resolution of

: BI.IO.(1) 19/2018 September 18, 2018 President The Stock Exchange of Thailand Dear Sir, Re : Investment of common shares in Thai Payment Network Company Limited On behalf of Bangkok Bank Public Company

November 8, 2018 SET-18-AC-003 Dear The President The Stock Exchange of Thailand Subject: Clarification of Result’s Operation for the three months ended 30 September 2018 According to the resolution

13 November 2019 Subject: A Disposition of Assets of a Subsidiary Attn: Director and Manager The Stock Exchange of Thailand We, Land and Houses Public Company Limited would like to inform that On 24

Manager of The Stock Exchange of Thailand Union Petrochemical Public Company Limited and its subsidiaries ("the Company") would like to clarify the operating results for the Quarter 3/2019 ended September

(1) to disclose information related to investments in the Notes to the Financial Statements up until the period with the investment proportion lower than 40 percent of the total assets;       (3