-1- AIT (VP-SEC) 017E/2022 May 12, 2022 Subject: Management's Discussion and Analysis of Operating Results for Q1-2022 To: The President of the Stock Exchange of Thailand Summary of Operations Q1

IDH-AC-000-อส6302/30.00 20 February 2020 Re: Management Discussion and Analysis Operating results for the year ended 31 December 2019 To: President The Stock Exchange of Thailand Overview of the

, Managing Director of PTL and PAPL Director, acquired the information related to PTL’s operating results in the financial statements of specific businesses and the consolidated financial statements for the

approach to growth Spindletop (Huntsman assets acquisition) deal update Core EBITDA down 31% yoy Volume growth 23% year-on-year (yoy) Operating cash flow (OCF) growth 47% yoy Company credit rating re

_ Ocean Commerce Public Company Limited 148/1 Soi Ramintha 14, Ramintra Road , Tharang, Sub - District Bangkok 10230 Tel: 02-943-6663-4 Fax: 02-943-6343 02-943-7740 No. OCMSET/1805/001 (translation

Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for 2018 changed more than 20 percent that of 2017. Q-CON and subsidiary

ที่ -1- Baan Rock Garden Public Company Limited 601 Ramkhamheang 39 Pracha-Uthit Rd., Wangthonglang, Bangkok 10310, Thailand Tel. 02-934-7000 Fax. 02-934-7186 www.rockgarden.co.th No. BROCK : 003

ที่ -1- Baan Rock Garden Public Company Limited 601 Ramkhamheang 39 Pracha-Uthit Rd., Wangthonglang, Bangkok 10310, Thailand Tel. 02-934-7000 Fax. 02-934-7186 www.rockgarden.co.th BROCK : 047 /2019

ที่ -1- Baan Rock Garden Public Company Limited 601 Ramkhamheang 39 Pracha-Uthit Rd., Wangthonglang, Bangkok 10310, Thailand Tel. 02-934-7000 Fax. 02-934-7186 www.rockgarden.co.th No. BROCK : 007

core businesses of FVC. This is expected to generate income and profit to the Company, then, makes the Company gain much more improved financial position and operating performance that leads to value