Management Discussion and Analysis of Business Operation for the 2nd quarter of 2017 Bangchak Corporation Plc. 1 | Bangchak Corporation Public Company Limited Management Discussion and Analysis of

percent compared to year 2015, due to decrease of salary, employment benefit, doubtful accounts, fees and other administrative expenses which are in line with the Company’s organizational management as

increase of salary, employment benefit, doubtful accounts, fees and other administrative expenses which are in line with the Company’s organizational management as aforementioned details. 5. Finance Costs

สรุปผลการดำเนินงานของบจ -Translation- November 22nd, 2017 Subject: Management Discussion and Analysis Fiscal Year 2017 To: Managing Director The Stock Exchange of Thailand Inoue Rubber ( Thailand

February 27, 2018 Subject Management Discussion and Analysis for the Year 2017 Ending December 31, 2017 To President and Director The Stock Exchange of Thailand Electronics Industry Public Company Limited

of Directors’ meeting approved to dissolve T Asset Management Company Limited., a subsidiary of the Company. The subsidiary registered the dissolution on November 5, 2018 and registered the liquidation

1 Translation CEN 012-2019 May 14, 2019 Subject Management discussion and analysis for business operation Quarter 1-2019 To The Manager and President The Stock Exchange of Thailand For 3 months

., Nongeiroon, Banbueng, Chonburi, Thailand 20220 Tel. 038-160707 Fax. 033-047348 www.ndrubber.co.th No. NDR006/2019 8 August 2019 Subject: Management Discussion and Analysis (MD&A) Report for the Six-Month

Limited would like to submit the report of Management Discussion and Analysis for the 3-month period ended June 30, 2018 which has been unaudited but reviewed by the auditor this is caused by followings

increased at a rate of 3.2% over same period of last year which, in accordance with the policy, demonstrated the efficiency of Company cost control management. - Nevertheless, Company had incurred somewhat