Discussion and Analysis of Financial Condition and Results of Operations for the year 2556 1 Translation UWC 023/2562 August 16, 2019 Subject : Management Discussion and Analysis for quarter 2-2019

Bangchak Corporation Plc. Management Discussion & Analysis of Business Operation For the quarter ended September 30th, 2019 Management Discussion and Analysis of Business Operation for Q3/2019

customers are well known and have good reputation in the IC, and electronics industry. Provision is made of amounts outstanding over 90 days and amounts which the management believe may be doubtful. Accounts

Rnj, (Translation) MD. 036/2020 February 26, 2020 Re: Management Discussion and Analysis For the Year Ended December 31, 2019 To: President The Stock Exchange of Thailand Management Discussion and

is made of amounts outstanding over 90 days and amounts which the management believe may be doubtful. Accounts receivable were 63 days in 2017, 61 days in 2016 and 59 days in 2015. Trade Receivables

1 (Translation) MD. 045/2019 February 27, 2019 Re: Management Discussion and Analysis For the Year Ended December 31, 2018 To: President The Stock Exchange of Thailand Management Discussion and

Zen Corporation Group Public Company Limited 782/1 Soi Onnuch 17, Suanluang, Bangkok 10250 THAILAND. Tel: 02-0195000 28 February 2019 No. ZEN 2562-010 Subject Management Discussion and Analysis for

1 (Translation) MD. 045/2019 27 February 27, 2019 Re: Management Discussion and Analysis For the Year Ended December 31, 2018 To: President The Stock Exchange of Thailand Management Discussion and

1 (Translation) MD. 083/2019 May 8, 2019 Re: Management Discussion and Analysis For the Operating Results ended March 31, 2019 To: President The Stock Exchange of Thailand Management Discussion and

shareholder structure will be changed as follow; Shareholders Current Proposed Capital Injection After Injection No. of Shares Amount (IDR million) % No. of Shares Amount (IDR million) % No. of Shares Amount