346 37% 63% FY2018 33% 67% FY2017 1,386 1,802 Adjusted EBITDA Breakdown Operating Performance Exhibit 1 : Consolidated Company’s Performance UNIT: M THB 4Q2018 4Q2017 % YoY 3Q2018 % QoQ FY2018 FY2017

remains strong with low debt-to-equity ratio and high current ratio. Global Green Chemicals Public Company Limited Management Discussion and Analysis | 4 Operating Performance Exhibit 1 : Consolidated

specification complies with the government standard. Global Green Chemicals Public Company Limited Management Discussion and Analysis | 3 Operating Performance Exhibit 1: Consolidated Company’s Performance

Page 1 of 5 Performance Overview In 1Q18 Singha Estate Public Company Limited (“the Company” or “Singha Estate”) reported a 7% YoY decrease in total revenues, mainly from a drop of revenues from

SET LETTER Q2-2017 -1- Ref. POL. 103/2017 August 15, 2017 Re: Clarification of the Performance of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P

Dental Public Company Limited (LDC) would like to clarify the performance of the Company for the 6 months period ended June 30, 2017 which the details are as followed: Performance of the Company Unit

Thailand LDC Dental Public Company Limited (LDC) would like to clarify the performance of the Company for the 9 months period ended September 30, 2017 which the details are as followed: Performance of the

Thailand LDC Dental Public Company Limited (LDC) would like to clarify the performance of the Company for the 9 months period ended September 30, 2018 which the details are as followed: Summary of the

Performance Table 1: Overall Financial Performance of Humanica Group Million baht FY'2017 % FY'2018 % Change % YoY Revenue 482.37 100.0% 523.23 100.0% 40.86 8.5% Cost 289.96 60.1% 285.52 54.6% (4.44) (1.5

December 31, 2019 To The President The Stock Exchange of Thailand Management’s Discussion and Analysis Consolidated Financial Statements For Year Ended December 31, 2019 Overall Group Performance Table 1