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 : 031 /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 BROCK : 022 /2018

profit margin (%) 42.51 37.31 13.94 Net profit to total revenue (%) 15.58 7.91 97.03 -2- Baan Rock Garden Public Company Limited 601 Ramkhamheang 39 Pracha-Uthit Rd., Wangthonglang, Bangkok 10310, Thailand

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

(LOSS) FOR THE PERIOD 4,356.00 5,469.00 (20.35) Gross profit margin (%) 37.86 37.45 1.10 Net profit to total revenue (%) 9.92 10.18 (2.61) -2- Baan Rock Garden Public Company Limited 601 Ramkhamheang 39

3,938.00 2,428.00 62.19 Gross profit margin (%) 39.25 37.02 6.03 Net profit to total revenue (%) 9.15 7.17 27.68 -2- Baan Rock Garden Public Company Limited 601 Ramkhamheang 39 Pracha-Uthit Rd

margin -451.21% -462.79% Services income and Cost of rendering of services For the year ended 31 December Services income from digital content via telecommunication channels In 2021, the Company had

Translation August 9, 2017 Subject: Management explanation and analysis for Quarter ended 30 June 2017 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public Company Limited

236.2 million. Whilst revenue from rental and rendering of services increased 14.7% from THB 29.3 million to THB 33.6 million due to new tenants at Bangna Warehouse. Gross profit margin from both sales of

profit margin 2.70% 46.22% (43.52%) DOD BIOTECH PUBLIC COMPANY LIMITED 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon, Samutsakhon 74000 Page 2 * Note the financial statements for the 3rd quarter ended