1 -Translation- No.ECF2 004/2018 24 January 2018 Subject: Change in Shareholding Structure of the Planet Board Company Limited, a Subsidiary Company of the Company To: President The Stock Exchange of

in Malaysia. • Net profit margin is higher because of acknowledge the special revenue (Gain from bargain purchase). • There is no significant change in the cost of raw material. 2017 2018 Change

consolidation of profits of our subsidiary in Malaysia. • Net profit margin is higher because of acknowledge the special revenue (Gain from bargain purchase). • There is no significant change in the cost of raw

1,242.3 1,314.1 1,386.0 5.5% 11.6% 2,458.9 2,700.1 9.8% Change Sales and service income Sales and service income (included revenue from finance lease under a Power Purchase Agreement) increase 5.5% QoQ from

(“the Group”) as follow: THB Mn THB Mn THB Mn % Sales of goods and services 1,214.9 1,115.7 99.2 8.9 Revenue from finance lease under power purchase agreement 99.2 100.9 (1.7) (1.7) Revenue from

into the Share Purchase Agreement, Share Subscription Agreement and the Making of the Tender Offer for the Entire Securities of Sahacogen (Chonburi) Public Company Limited (add template) 28/10/2021 12:35

positive change in the price of COL's share which was the fact that a subsidiary of a public company limited, shall make a tender offer to purchase all of COL’s shares at higher price than their market

Miss Patcharapat Tongwaen Miss Patcharapat Tongwaen colluded with Mr. Worawoot Ounjai who was the insider which knew or possessed an inside information material which might affect to positive change

4,167.8 11.3% Change Sales and service income Sales and service income (included revenue from finance lease under a Power Purchase Agreement) increase 5.9% QoQ from Baht 1,386.0 million to Baht 1,467.7

Company Limited and its subsidiaries had the operation results for the nine-month period ended September 30, 2019 with the following details: unit: THB million 2019 2018 Change (THB million) Change