September 30, 2019. The details are as follows; Operating Performance 1. Revenue Unit: Million Baht Information of period Consolidated Separate Value Change Value Change Q3.2019 Q3.2018 Value % Q3.2019

that of previous period amounting to Baht 867 million. There was no significant change compared to the same period of the previous year. Gross Profit and Gross Profit Margin EMS business The Company had

ที่ - Translation - PorBor.076 / 2017 November 14, 2017 Subject: Clarification of operating results change from the same period last year by more than 20% To: President The Stock Exchange of Thailand

: Unit: Million Baht Revenue Structure Q2/2019 Q2/2018 Change General Patient Revenue 1,384.2 1,284.6 99.6 7.8% Social Security Scheme Revenue 752.8 633.3 119.5 18.9% Other Revenue 30.0 27.3 2.7 9.9% Total

follows: Unit: Million Baht Revenue Structure Q3/2019 Q3/2018 Change General Patient Revenue 1,683.8 1,518.9 164.9 10.9% Social Security Scheme Revenue 785.4 709.1 76.3 10.8% Other Revenue 31.3 26.3 5.0

Most Outstanding Company in Thailand Utilities Sector 2019” in Asiamoney Awards 2019 for the most outstanding company in utilities sector in areas of financial performance, management team excellence, IR

School Name: สารสาสน์วิเทศศึกษา (Translation) Re: BOD.SET 005/2018 February 23, 2018 Subject: Clarification on the Change in operating results for the year ended December 31, 2017 over 20% compared

period last year while EBITDA was slightly behind the previous year -5% due to the one shot SG&A costs. Price has generally met expectations and every effort will be Q1 2020 Q1 2019 YoY change YoY % change

 THB equivalent the group sales were up 1% in Q219 compared to Q119. Sales in the microelectronics divisions increased 1% with Lamphun increasing 1% and Jiaxing with no change.  Sales revenues from the

amount of THB. 25.8 million whereas there was no such item in 3Q17 profit & loss statement. Operation : Consolidated Profit & Loss Statement 3Q 3Q % 9 mth 9 mth % Unit : THB million 2017 2016 change 2017