.Thai Juristic Persons Thai Juristic Persons 543,892.51 1.Short-term Debt Securities Short-term Debt Securities 327,830.07 1.Thai Investors Thai Investors 327,780.07 Institutions 257,599.59 High Net Worth

1 Thai Juristic Persons By Thai Juristic 543,842.49 1.Short-term Debt Securities Short-term 327,780.06 Public Offerings 800.00 Institutions / High Net Worth Investors 262,656.39 Private Placements

high risk? Please describe the relevant responses to these risks. A.1 Human Resources Planning: Firm's Reference /Guidance Notes Description 1 Is the firm’s human resource planning in line with the

element that the firm considers as high risk? Please describe the relevant responses to these risks. A.1 Information System: Firm's Reference /Guidance Notes Description 1 How does the firm determine what

the quality risks in Acceptance and Continuance of Client Relationships and Specific Engagement element that the firm considers as high risk? Please describe the relevant responses to these risks. A.1

that the firm considers as high risk? Please describe the relevant responses to these risks B1 Who is the ultimate shareholder(s) that have ultimate control of the audit firm, and;? B2 Who has the

activities? A7 Does the firm perform post-issuance reviews of selected engagements as part of its monitoring procedures? If yes, please provide us with the method for selecting engagement to review

risk levels? How many level of magnitudes are there and what are the definitions for each magnitude risk levels? - Please provide the calculation method to determine the final quality risk level as well

element that the firm considers as high risk? Please describe the relevant responses to these risks A.1 Audit methodology and procedures: Firm's Reference /Guidance Notes Description 1 Does the firm use

of transmission systems that transport the electricity on the extra high-voltage and high-voltage interconnected System. • Construction and operation of distribution Systems that transport electricity