and Exchange Commission Independent Audit Inspection Activities Report Independent Audit Inspection Activities Report for the 1st Cycle 1 October 2010 - 31 December 2012 Introduction Quality Assurance

second-cycle audit inspection with a more robust inspection plan, in response to current audit environment and the deficiencies found during the first cycle. The results, thus far, have shown significant

enabled the SEC to fully inspect the quality control systems of all audit firms as scheduled. As a result, users of financial statements can rest assured of the quality of the financial reports of the

short selling transactions, whether originating from foreign or domestic activities, cause the prices to deviate from the normal market conditions, the public can rest assured that the SEC can and will

of how Thai taxpayers utilize tax-advantaged retirement saving vehicles Life-cycle patterns of retirement saving and implications on saving adequacy 1 Empirical evidence Two complementary perspectives

inspection cycle (2016 to 2018), audit firms in the capital market established and maintained a system of quality control as required by the Thai Standard on Quality Control (“TSQC 1”). The majority of audit

while the decrease in revenue of the combined cycle power plant is caused by temporarily shut down for major maintenance. Please be informed accordingly. Yours faithfully, (Mr.Pijayaphong Na Bangxang

from the first inspection cycle (2010-2012) to 2019, the first year of the 4th inspection cycle (2019-2021), showed promising overall improvement despite the SEC’s more intensive inspection in several

Disclosure Introduced Corporate Target Life Cycle Assessment GHG Scope 1& 2 Accounting 2017 Life Cycle Assessment (Asian sites) Third Party Performance Evaluation Sustainability Data Management GHG Scope 3

Cycle of Audit Inspection ........................................................ Significant Statistical Information .................................. 02 04 05 08 24 38 40 43 Executive summary High