12.3% Revenue from finance lease under power purchase agreement 103.2 101.6 104.9 3.2% 1.6% 306.9 305.7 (0.4%) Revenue from construction under a concession arrangement 215.0 - - - N.A.(

Installation of Foam system for Remote Impoundment, and new project such as Heating, Ventilation and Air Conditioning of In-Plant Power Generation. 5. Testing and Inspection service slightly decreased from the

% 4,669.2 4,458.3 (4.5%) Revenue from finance lease under a Power Purchase Agreement 105.2 106.3 102.8 (3.3%) (2.3%) 312.1 314.0 0.6% Cost of sales and services (1,168.7) (1,168.5) (1,272.2) 8.9% 8.9

PowerPoint Presentation MANAGEMENT DISCUSSION & ANALYSIS THE INNOVATIVE POWER FLAGSHIP OF PTT GROUP MD&A Q1/2019 PAGE 1 MANAGEMENT DISCUSSION & ANALYSIS (MD&A) Q1 2019 For Q1/2019, the EBITDA of the

. 15.5% over the same period of last year. Sales growth remains driven by Power Electronics business group, especially power supplies for automotive sector (Electric Vehicle Solutions) which increased from

PowerPoint Presentation MANAGEMENT DISCUSSION & ANALYSIS (MD&A) Q3/2018 GLOBAL POWER SYNERGY PUBLIC COMPANY LIMITED 0 THE INNOVATIVE POWER FLAGSHIP OF PTT GROUP Management Discussion & Analysis

PowerPoint Presentation Management’s Discussion and Analysis (MD&A) For the Financial Result of Quarter 1 Year 2020 Ended March 31, 2020 B.GRIMM POWER PUBLIC COMPANY LIMITED Management’s Discussion

% from those of the same period last year due to Power & Systems / Fan & Thermal Management business slow down but went up 6.5% from last quarter due to the recovery of power supplies for the automotive

% 2,499.3 3,061.1 22.5% Revenue from finance lease under power purchase agreement 101.6 102.3 95.3 (6.8%) (6.2%) 200.8 197.6 (1.6%) Cost of sales and services (920.4) (1,149.4) (1,174.0) 2.1% 27.6% (1,795.1

4,669.2 (2.0%) Revenue from finance lease under power purchase agreement 109.4 104.5 105.2 0.7% (3.8%) 307.0 312.1 1.7% Cost of sales and services (1,350.7) (1,191.7) (1,168.7) (1.9%) (13.5%) (3,674.1