(Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for Extraordinary General

(Thailand) Co., Ltd. (“Investment in S-TREK”), capital increase, the issuance and allocation of the newly issued ordinary shares relating to Investment in S-TREK, and the amendment of 2019 Annual General

Energy Recovery Unit from Thai Oil Public Company Limited and entry into the relevant agreements (Edited) Attention: President Stock Exchange of Thailand Enclosure: Information Memorandum on Asset

(Thailand) Co., Ltd. (“Investment in S-TREK”), capital increase, the issuance and allocation of the newly issued ordinary shares relating to Investment in S-TREK, and the amendment of 2019 Annual General

Disposal of Assets Transaction, and Acquisition of Assets Transaction To : Director and Manager The Stock Exchange of Thailand Enclosure Information Memorandum on Acquisition of Assets (Schedule (1)) of

Exchange of Thailand CH. Karnchang Public Company Limited hereby informs the resolutions of the Board of Directors’ Meeting No. 1/2019 which was held on February 28, 2019 as follows: 1. Resolved to approve

the Stock Exchange of Thailand CH. Karnchang Public Company Limited hereby informs the resolutions of the Board of Directors’ Meeting No. 1/2019 which was held on February 28, 2019 as follows: 1

; “central securities depository” means any central securities depository according to the Law on Securities and Exchange; “Stock Exchange” means the Stock Exchange of Thailand according to the Law on

แบบแสดงรายการขอมูลการเสนอขายตราสารหน้ี (รายครั้ง) (แบบ 69-DEBT-PO-GOV.AGENCY) บริษัท........... (ช่ือไทย/อังกฤษของผูเสนอขายตราสารหน้ี) ............. เสนอขาย ......................................................................................................................... ......................................................................................................................... ....................................................................................................

The Stock Exchange of Thailand Reference: 1. Information Memorandum on the Issuance and Offering of the Newly Issued Shares through Private Placement (PP) of Safari World Public Company Limited 2