Activity Report 2016_En INDEPENDENT AUDIT INSPECTION ACTIVITIES REPORT 2016 INDEPENDENT AUDIT INSPECTION ACTIVITIES REPORT 2016 Executive Summary...................02 Quality Assurance Review Panel................04 Activities for Enhancing Audit Quality...................05 Summary of Audit Inspection Results A. Firm Level...................08 B. Engagement Level...........................28 Root Cause Analysis...................42 Framework and Focuses in 2017...................44 Essential St...

factors that continued to occur since the previous year, such as the production of new high-technology products, an increase in the cost of goods sold resulting from a continuously high cost of raw

of the existing and new manufacturer's installed capacity. However, the Company aware of the price fluctuation risks, has set the policy determined especially in raw material procurement procedures

baht, or 5.37% comparing to the same period last year due to the growth of automobile’s and motorcycle’s production. 2. Increase in raw materials costs around 78.08 million baht, or 10.65% comparing to

Prachinburi province in January 2017 are also available. Chemicals were purchased for use as raw materials and distribution division include 1. Zircon Sands sold to industrial ceramics and metal foundry 2

the same period last year due to the growth of automobile’s and motorcycle’s production, as well as the higher export amount. 2. Increase in raw material costs around 102.71 million baht or 20.18

of raw materials is down. As a result, gross margins widened to 20.9% in 2017 from 14.8% in 2016. Production overhead in 2017 increased by 17.31 million baht or 15.7% from 2016 due to the cost of

GPM of Baht 63.7 million that 5.1% increased from Q1/2018 or by Baht 3.1 million mainly due to effectiveness in raw material and production cost management. - QSR business recorded its GPM of Baht 20.0

from sale. The direction of raw material is improving 3. Selling and administrative expenses was increased by 17.6 million Baht or 3.4 % from the supporting in marketing activity in all business unit. In

% comparing to the same period last year due to the growth of automobile’s and motorcycle’s production. 2. Increase in raw material costs around 30.68 million baht or 4.05% comparing to the same period last