Director 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

December 2019 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results for year ended 31 December 2019 which

contributed from both improved service and sales revenues. Service revenue (excluding IC) was Bt128,583mn increasing 4.9% YoY, in line with our guidance, driven by higher mobile data usage and increasing fixed

under Dusit Thani Manila to reflect their future economic benefits and to be in line with the Company’s depreciation policy. In addition, some assets under other hotels have been fully depreciated

THB 87mn. The increase was in-line with higher sales in 2017/18. The Company gives 60 – 90 days credit terms to customers. For accounts receivables of more than 120 days, the Company has a policy for

Eng_MD&A Q2'18 (Translation) August 14, 2018 Ref: SET-2018-016 Re: Management Discussion and Analysis for Quarter 2’ 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision Public

in Rabbit LINE Pay ( RLP) and dividend of Bt21,852mn. To support capital required, net borrowings of Bt3,442mn were issued. In summary, outstanding cash remained at Bt8,247mn. 4 3Q18 MD&A Advanced Info

June 2020 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results for the second quarter ended 30 June

Discussion and Analysis for 2nd quarter ended as of June 30, 2020 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (AIE) would like to submit the financial statement for 2nd

Discussion and Analysis for 3rd quarter ended as of September 30, 2020 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (AIE) would like to submit the financial statement