% 72.9 54.0 15.1 43.5 Any vehicle Life insurance Mutual funds Provident funds The big picture of retirement saving via the tax system Overview of utilization Source: Muthitacharoen, A., & Burong, T. (2023

Relationships and Specific Engagements) 4. (Human Resources) 5. (Engagement Performance) 6. (Monitoring) 9 6. 3 AQIs AQIs AQIs AQIs AQIs AQIs AQIs AQIs AQIs KPMG 2563 - 2564 AQIs 1. * KPMG 2563 Big 4 (partner)1

AQIs AQIs AQIs AQIs AQIs AQIs AQIs EY 2563 - 2564 AQIs 1. * EY 2563 Big 4 (partner)2 28 1,113 1.91% - 5.64% 1.57% - 7.20% EQCR) 11 187.5 0.16% - 2.2% 0.32% - 2.5% 72.5 7,520.7 9.44% - 24.6% 3.89% - 21.36

held by the Company to Big C Retail Holding Company Limited (“Big C Retail”) at THB 180.00 per share, which is the agreed price between the Company and Big C Retail, and is also higher than the 30-day

standards remains one of the SEC’s primary goals that continues to take precedence and focus. This is to ensure that investors will receive quality financial information and proper protection, which in turn

the primary factors in enhancing the quality of each audit engagement. Accordingly, in this 3 inspection cycle (2016 – 2018) we carry on monitoring the quality control system of audit firms in the

the same period of 2017. Excluding TBSP of 16.9% GP, Company’s %GP represented at 24.1%, slightly growth primary by higher Gross Profit of Digital Print & Mail business. %Gross Profit Margin Mil THB 330

Enron’s accounting scandal and the demise of its audit firm, ‘Andersen’, Barton (2005) found that clients who were more attracted to investors’ attention moved from Andersen sooner to other Big 5 at that

of useful insights with auditors. In 2019, the SEC organized meetings to discuss significant matters and visited audit firms, both big audit firms and Thai audit firms, to exchange knowledge and

not selling very well. Big yellow & red balls concentrate in 1-3 stars area. 20,00010,0005,0001,000 Star rating by Morningstar Fund size (mn.) Source: Morningstar Direct, data complied by Research