COMPLAINT Dimet 010-2019 June 12, 2019 Subject : Notification of investment in IGEN Energy Co., Ltd. and McTRIC Public Company Limited, Partial Business Transfer to the Subsidiary and Amendment of

BBL ASSET MANAGEMENT COMPANY LIMITED|Brown Field Infrastructure Fund | Offering Date : 06/07/2017 - 27/07/2017

BBL ASSET MANAGEMENT COMPANY LIMITED|Brown Field Infrastructure Fund | Offering Date : 29/03/2013 - 12/04/2013

KRUNG THAI ASSET MANAGEMENT PUBLIC COMPANY LIMITED|Brown Field Infrastructure Fund | Offering Date : 22/06/2015 - 26/06/2015

BBL ASSET MANAGEMENT COMPANY LIMITED|Brown Field Infrastructure Fund | Offering Date : 22/07/2019 - 05/08/2019

KASIKORN ASSET MANAGEMENT COMPANY LIMITED|Brown Field Infrastructure Fund | Offering Date : 09/09/2013 - 13/09/2013

MFC ASSET MANAGEMENT PUBLIC COMPANY LIMITED|Brown Field Infrastructure Fund | Offering Date : 14/11/2016 - 22/11/2016

KRUNG THAI ASSET MANAGEMENT PUBLIC COMPANY LIMITED|Brown Field Infrastructure Fund | Offering Date : 04/08/2020 - 13/08/2020

SCB ASSET MANAGEMENT COMPANY LIMITED|Brown Field Infrastructure Fund | Offering Date : 09/12/2013 - 19/12/2013

BBL ASSET MANAGEMENT COMPANY LIMITED|Brown Field Infrastructure Fund | Offering Date : 28/01/2015 - 06/02/2015