Microsoft Word - Eng-SET Q4-17 audited Ref: FASET 01/2561 February 26, 2018 Subject: Report the operating result for the year ended December 31, 2017 To: President of the Stock Exchange of Thailand

Thor. 35/2556 Re: Standard Conduct of Business, Management Arrangement, Operating Systems and Providing Services to Clients of Securities Companies and Derivatives Intermediaries dated 6 September 2013

may be; “auditor” means a certified public accountant who has obtained an approval from the SEC Office; “trust manager” means a person performing the duty of a trust manager pursuant to trust instrument

Board No. Tor Thor. 35/2556 Re: Standard Conduct of Business, Management Arrangement, Operating Systems and Providing Services to Clients of Securities Companies and Derivatives Intermediaries dated 6

608.15 4.22% 589.08 4.36% (19.07) (3.14%) Administrative expenses 355.98 2.47% 359.98 2.66% 4.00 1.12% Profit from operating activities 271.85 1.89% 238.33 1.76% (33.52) (12.33%) Finance income 5.90 0.04

duties and responsibilities of each type of work and responsibilities of the personnel in the computer division. · Providing a reserve personnel for the importance work for performing instead in of

responsibilities of the personnel in the computer division. o Providing a reserve personnel for the importance work for performing instead in of necessary case such as system administrator computer operator etc

30-E 1/1 RC 030/18 10 May 2018 Subject : Report on the Company’s operating results for the first quarter of the year 2018 Attention : President of the Stock Exchange of Thailand The Board of

(Translation) UAC.CS/002/2018 February 20, 2018 Subject: Explanation of the operating results for the year period ended December 31, 2017 To: President The Stock Exchange of Thailand Attachment

(Translation) UAC.CS/011/2018 May 14, 2018 Subject: Explanation of the operating results for the first quarter period ended March 31, 2018 To: President The Stock Exchange of Thailand Attachment