-1- AIT (VP-SEC) 025E/2023 August 10, 2023 Subject: Management's Discussion and Analysis of Operating Results for Q2-2023 To: The President of the Stock Exchange of Thailand Summary of Operations Q2

. This was in line with the income decrease and the gross margin of this quarter increased since the project executed in this quarter had no any operating loss. Cost of Services There was no service cost

. Other operating expenses fell Baht 471 million or 2.83 percent over-quarter. Given that the decrease in income was more pronounced than that of other operating expenses, our cost to income ratio rose to

professional law firm for maximizing the Company's benefits. The cost of litigation fees in the year 2017 are in the total of Baht 12.69 million. As for other administrative expense, the Company still maintain

with orders from existing customers increased for the year 2017, resulting in the company’s operating results for the year 2017 Sales and services totaled Baht 1,809.44 million and net profit was Baht

Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for 2018 changed more than 20 percent that of 2017. Q-CON and subsidiary

Microsoft Word - 2018 Results Notification letter_English February 12, 2019 The Director and Manager The Stock Exchange of Thailand Re: Information concerning Fiscal Year 2018 Operating Results KCE

หน้าที 1 จาก 5 GEL.CS.019/2560 15 August 2017 Subject Explanation and analysis of management for operating results of the Second Quarter Ended June 30, 2017 To Director and Manager The Stock Exchange

subsidiaries herewith submit the clarification of the Company’s operating performance for the 4th quarter of the year 2018, as at 31 December 2018 as follows: 1. Consolidated Financial Statement (12 month) In

(Translation) Re: BOD.SET 014/2018 May 11, 2018 Subject: Clarification on the Change in operating results for the three month period ended March 31, 2018 over 20% compared with the same period of the