1 Ref: AC.021/2018 14 August 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

months ended June 30, 2018 To The President The Stock Exchange of Thailand Management Discussion and Analysis Consolidated Financial Statements For the six-month period ended June 30, 2018 Operating

Interim Financial Statements the three-month and the six-month period ended 30 June 2018, which have been reviewed by the Company’s authorized auditor. The company would like to clarify the operating

Registration No. : 0107535000371 No. L041/2018 8th November 2018 Subject : The explanation of operating results for the 3rd quarter 2018 Attention : The President The Stock Exchange of Thailand Dear Sir, For the

November 9, 2018 Subject : Management Discussion and Analysis for nine-months and 3rd quarter ended September 30, 2018 Attention : President The Stock Exchange of Thailand 1. Operating Performance

3Q17 %Chg As Reported Total Revenues 604 378 60% Company 339 378 (10%) TBSP 265 - 100% Revenue Breakdown T.K.S. Technologies Public Company Limited Management Discussion and Analysis Operating Results

infertility center The details of the assets involved : common shares in Ekachai International Co., Ltd. (EKI) The nature of business : Infertility Center The sources of funds : Operating Cash Flow Shareholding

% 301.13 336.19 35.06 11.64% Operating profit 412.15 421.06 8.90 2.16% 1,366.98 1,217.90 (149.08) (10.91%) Finance cost 35.10 35.33 0.23 0.65% 105.82 102.39 (3.43) (3.24%) Income tax expenses 86.45 82.22

, 2018 Operating performance Revenues Type of Revenue Jan-Sep 2018 Jan-Sep 2017 THB (m) % THB (m) % 1. HR Solutions 1.1 Human Resources and Payroll Outsourcing-services 177.54 46.66 163.66 46.87 1.2 Income

1 Ref: AC.028/2018 13 November 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating