due to the decreased in revenue from solar cell implementation service from Combine Heat and Power Producing Company Limited (CHPP) as well as the decrease in revenue from chilled water following the

Memorandum of Understanding (MOU) with Nava Nakorn Public Company Limited (NNCL) in solar rooftop and Smart Grid development project in Nava Nakorn industrial zone in Pathumthani On 15 December 2017, GPSC and

revenue from chilled water of Combine Heat and Power Producing Company Limited (CHPP). The Proportion of Gross Profit in Q2/2019 Small Power Producer (SPP) Baht 3,616 million (60%) Independent Power

decreased by Baht 1 million mainly due to the increase in total cost of sales of goods and rendering of services from Combine Heat and Power Producing Company Limited (CHPP) despite the increase in chilled

(THB million) Natural gas (SPP) Maintenance fee Other raw materials Others Cost of sales and services (exclude depreciation and amortization) (THB million) Industrial and chilled water +66% YoY +7% QoQ

+ Financial Lease (IPP) Electricity (SPP+VSPP) Steam QoQ -1% YoY -9% Industrial & chilled water, nitrogen and others Cost of Sales (THB million, %) QoQ -4% YoY -11% Executive Summary Small Power Producer (SPP

and rendering of service of SPP decreased following the lower natural gas cost and maintenance cost. Power + Financial Lease (IPP) Power (SPP+VSPP) Steam Industrial water, Chilled water, Nitrogen and

of Services (Exclude depreciation and amortization) Operating Results Analysis of Company Performance Power+Financial Lease (IPP) Power (SPP+VSPP) Steam Industrial water, Chilled water, Nitrogen and

No. WHAUP-CS025/2018 28 May 2018 Subject: Notification of Information Memorandum of Related Party Transaction in Relation to Right to Operate Water Utilities Business in WHA Hemaraj Industrial Zone 1

-being," aiming to boost sustainable investment products knowledge of the public, investors, SMEs, and startups operators. The booth was divided into two zones: (1) “Sustainable Investment” zone to provide