1 -Translation- Ref :IR 62/023 December 23, 2019 Subject: Change in Shareholding Structure of Subsidiary Company (edit no.2 ) To: President, The Stock Exchange of Thailand T.K.S. Technologies Public

Blank No. 10000/065/2018 13 July 2018 Subject: Disposition of Shares in Nido Production (Galoc) Pty. Ltd. by the Subsidiary Attn.: President The Stock Exchange of Thailand The Board of Directors of

last year, the value of the Company's investment assets this year was effected by the fluctuation of the price of stocks listed on the Stock Exchange of Thailand. Yours sincerely, (Mr. Somboon Fusriboon

14 August 2018 Re. : Connected Transactions Attn. : Director and Manager The Stock Exchange of Thailand Please be informed that the Board of Directors of Land and Houses Public Company Limited held

.์ -4332-7776 E-mail: kcmetalsheet@hotmail.com Website: www.kcmetalsheet.co.th Ref KCM63/006 June 9, 2020 Subject Notice of related party transaction To President The Stock Exchange of Thailand K.C

ผ่านซ้ำอีกครั้ง / Retype password รหัสบัตรประจำตัวประชาชน / Identity card number (ตรงกับข้อฐานมูลบุคคลของ ก.ล.ต.) จดหมายอิเล็กทรอนิกส์ / E-Mail Address

. Meanwhile, the current regulations on such criteria has not yet covered risks associated with custody of clients’ assets for the digital asset business operators who can access into or transfer customers

1 (Translation) AT JSP/61/02/02 February 6, 2018 Subject The disposal of investment of joint venture (Revise) To The President The Stock Exchange of Thailand The Board of Director’s Meeting No.1/2018

The Stock Exchange of Thailand The Board of Director’s Meeting No. 10/2018 of J.S.P. Property Public Company Limited, held on August 14, 2018 agree to resolution regarding the following agendas. 1

(Audited) (Restated) % Change Cash and cash equivalents 127 122 +4% Trade receivables 891 705 +26% Inventories 676 897 -25% Other current assets 121 173 -30% Total current assets 1,814 1,898 -4% Property