Management Name : Mr SUN TAO-HENG | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 26/06/2018

Management Name : Mr SUN TAO-HENG | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 28/06/2018

Management Name : Mr SUN TAO-HENG | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 29/06/2018

from Ichinoseki Solar Power 1 GK (ISP1) and the decrease in revenue of solar cell implementation service from Combine Heat and Power Producing Company Limited (CHPP) following the existing projects. The

COMPANY LIMITED AURORA DESIGN PUBLIC COMPANY LIMITED AUTOCORP HOLDING PUBLIC COMPANY LIMITED B-52 CAPITAL PUBLIC COMPANY LIMITED B.GRIMM POWER PUBLIC COMPANY LIMITED BA AIRPORT LEASEHOLD REAL ESTATE

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

131.11 million or 26.02% From the customer New target audience, solar cell products, which is a new growth market. It was exported to European countries. And customers of building materials. Construction

Page 2 Management Discussion and Analysis 1. Power Industry and Competition 1.1 Electricity industry and Economic situation in Thailand Thailand’s economy expanded by 2.4 percent in 2019, lower than 2018

solar cell implementation service from Combine Heat and Power Producing Company Limited (CHPP) as well as the increase in maintenance cost leading to a fall in gross profit. The gross profit of the

Page 2 Management Discussion and Analysis 1. Significant events in the second Quarter of 2019 1.1 The progress in construction projects - Xayaburi Project, a project of the Xayaburi Power Company Limited