Ref. No. 1711/056EN November 8, 2017 Subject Management Discussion and Analysis for Q3/2017 (Ending September 30, 2017) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public

the net profit margin (10.34)  Performance Ratio The return on assets (5.84) indicates that the company can not use the asset efficiency. To achieve the target revenue.  Financial ratio analysis. From

1 (Translation) MD. 182 /2017 Nov 8 , 2017 Re: Management Discussion and Analysis For the Operating Results ended September, 2017 To: President The Stock Exchange of Thailand Management Discussion

-Translation- 1 -Translation- Ref. NCH 067/2017 November 10, 2017 Subject : Management’s Discussion and Analysis Q3/2017 Attention : President The Stock Exchange of Thailand N.C. Housing Plc. (“the

15 November 2017 Subject: Management Discussion and Analysis for the 9-Month Period Ended September 30, 2017 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public

-9320 1 Ref: PLC 2017/017 November 16, 2017 Subject: Management Discussion and Analysis Quarter 3 Ended 30-September-2017 (Additional) To: The President of the Stock Exchange of Thailand Panjawattana

Microsoft Word - ผลการดำเนินงาน_Q4_2560_ENG (Translated) February 20, 2018 Ref FSS 022/2018 Subject: The Financial Performance Analysis of Year 2017 To The President The Stock Exchange of Thailand

are described in the Management Discussion and Analysis (MD&A) as attached herewith. Please be informed accordingly. Yours faithfully, For and on behalf of Diamond Building Products Public Company

9 WATTANAPAT HOSPITAL TRANG PUBLIC COMPANY LIMITED No. WPH – SET 4/2018 22 February 2018 Subject : Management Discussion and Analysis for the year ended on December 31, 2017 To : Directors and

Ref. No. 1802/008EN February 20, 2018 Subject Management Discussion and Analysis for the year 2017 (Ending December 31, 2017) (Additional) To Director and Manager of the Stock Exchange of Thailand