., and Schedule for the EGM of Shareholders No. 1/2019 To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of Assets and

Ref. DBP. 141 / 2017 November 13, 2017 Subject : Clarification on Operating Results for the 3-Month Period and 9-Month Period ending September 30, 2017 To : President The Stock Exchange of Thailand

ที่ กตพ Ref. DBP. 108 / 2019 August 13, 2019 Subject : Clarification on Operating Results for the 2nd quarter and 6-month Period ending June 30, 2019 To : President The Stock Exchange of Thailand

- - Book Value (Baht per Share)* 2.32 2.19 0.13 5.94 Remark: * Calculated based on the number of issued and paid-up ordinary shares deducted by the number of treasury stock The Corporate Group’s total assets

)* 929.58 947.96 (18.38) (1.94) Book Value (Baht per Share)* 2.05 2.38 (0.33) (13.87) Remark: * Calculated based on the number of issued and paid-up ordinary shares deducted by the number of treasury stock

ที่บชง Page 1 of 4 Ref. Bor Chor Ngor 0154 /2018 10 May 2018 Subject: Management Discussion and Analysis for the First Quarter ended 31 March 2018 To President The Stock Exchange of Thailand Quality

Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the year 2018. The MD&A would enable the investors to better

ที่ FPI Ref. FPI.002/2019 21 February 2019 Subject : Management Discussion & Analysis of Performance Results Of the Year Ended 31 December 2018 To : Board of Directors and President of The Stock

ที่ บช NO. AC. 01/2019 22 February 2019 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M. K. Real Estate Development

: President The Stock Exchange of Thailand CH. Karnchang Public Company Limited (“the Company”) and its subsidiaries would like to clarify the consolidated operating result and financial position for the six