NEP 045-2562 12 September 2019 Subject: Resolutions of the Board of Directors' Meeting regarding entering into transaction with connected person To: President The Stock Exchange of Thailand The

NEP 045-2562 12 September 2019 Subject: The Sale of the machines to connected person (Add Information) To: President The Stock Exchange of Thailand The resolution of the Board of Directors’ Meeting

Stock Exchange of Thailand Union Pioneer Public Company Limited would like to clarify the net profit for the 2nd quarter and 6-month periods of the year ending on 30th June 2019 had decreased more than 20

the Stock Exchange of Thailand Union Pioneer Public Company Limited would like to clarify the net profit for the 2nd quarter and 6-month periods of the year ending on 30th June 2019 had decreased more

August 30th, 2019 To : Managing Director The Stock Exchange of Thailand Re : The acquisition of investment in Nan-Ram Hospital Co.,Ltd. The board of directors of Ramkhamhaeng Public Co.,Ltd. held on

the Stock Exchange of Thailand The Company would like to clarify the net profit for the 9-month periods of the year ending on 30th September 2018 had decreased more than 20% comparing to the same period

report the transaction to the Stock Exchange of Thailand. Method Calculation Transaction Size (%) NTA of the invested fund X proportion of the assets acquired 1. Asset Value Method (NTA) Company’s NTA 0.00

year 2019 To: Managing Director of the Stock Exchange of Thailand The Company would like to clarify the net profit for the 3rd quarter and 9-month periods of the year ending on 30th September 2019 had

Assets. As a result, the Company is required to disclose the information memorandum on entering into such transaction to the Stock Exchange of Thailand (the “SET”) and to send a circular letter to the

-1- AIT (VP-SEC) 005E/2022 21 February 2022 Subject: Management's Discussion and Analysis of Operating Results for the year 2020 and Q4-2020 To: The President of the Stock Exchange of Thailand