Change 3 months Change 2017 2016 Amount % 2017 2016 Amount % Revenue from sale – net 343.16 310.14 33.03 11% 338.57 304.03 34.53 11% Gain from exchange rate 0.30 0.48 -0.18 -37% 0.26 0.49 -0.23 -46% Other

Shareholders 05/06/2020 08:52 Change of Directors and Power, Entering into Connected Transaction, Entering into Transaction on Acquisition of Assets and Determination of the AGM 2020 of Shareholders (additional

of the acquisition of assets of the company (Amendment) 07/05/2021 17:36 Notification of the acquisition of assets of the company 26/04/2021 17:29 Notification on cancellation of venue and change a

(“the Group”) as follow: Q3-2019 Q2-2020 Q3-2020 9M-2019 9M-2020 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Sales of goods and services 1,142.7 1,139.5 1,182.8 3.8% 3.5% 3,399.0 3,438.0 1.1

-2021 6M-2020 6M-2021 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Sales of goods and services 1,139.5 1,214.9 1,284.4 5.7% 12.7% 2,255.2 2,499.3 10.8% Revenue from finance lease under power

(“the Group”) as follow: Q3-2020 Q2-2021 Q3-2021 9M-2020 9M-2021 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Sales of goods and services 1,182.8 1,284.4 1,362.8 6.1% 15.2% 3,438.0 3,862.1

, consists of unrealised gain on exchange rate of receivable under finance lease agreement, gain on forward contracts and insurance claim. Change QoQ Consolidated financial statements Change YOY Financial

reduction, capital increase, issuance and offering of warrants to purchase ordinary shares, edit the agenda and change the venue of the 2020 AGM and amend the connected transaction size 30/03/2020 19:49

2017 Change % Change Revenue 849.62 707.22 142.40 20% Cost 721.26 596.69 Gross profit 128.36 110.53 17.83 16% Gross profit margin 15.11% 15.63% Other income 0.24 3.80 (3.56) -94% Selling expenses 1.89

Microsoft Word - 4_SEC account 3-%0@ˆ5"ˇ_@˙%5H"ˇA˙%_20211124 - kdraft V2.docx 1 Application for Registration / Change of Information in SEC Account Date: ……………………………….. Attn: Secretary-General The