. Work Areas Personal Data Contact Information Sensitive Data Qualification data Financial Data Verification Data 1. Information from the approval for the offer for sale and report of the results of the

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of previous year of 406.89 Million Baht by subsidiaries have decline in sales of steel wires but in contrast subsidiaries distribute electricity and heat energy has increased in sale volume  Revenue

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

Experiment and Develop Innovation in Support of Service Provision Related to Capital Market Which Are Not Deemed an Undertaking of Securities Business For Which an Approval Is Required _____________________ By

and Develop Innovation in Support of Service Provision Related to Capital Market Which Are Not Deemed an Undertaking of Securities Business For Which an Approval Is Required _____________________ By

and Develop Innovation in Support of Service Provision Related to Capital Market Which Are Not Deemed an Undertaking of Securities Business For Which an Approval Is Required _____________________ By

ที่ BCH No.BCH.019/2018 26 February 2018 Subject : Approval of transaction with connected person Attention : The President The Stock Exchange of Thailand The Board of Directors’ Meeting of Bangkok

ที่ BCH No.BCH.019/2018 26 February 2018 Subject : Approval of transaction with connected person (Additional) Attention : The President The Stock Exchange of Thailand The Board of Directors’ Meeting