Ref. No. 1805/025EN May 14, 2018 Subject Management Discussion and Analysis for Q1/2018 (Ending March 31, 2018) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company

1 Translation CEN 024-2018 May 15, 2018 Subject : Management Discussion and Analysis for quarter 1-2018 To : The Manager and President Business operation for 3 month period as ended March 31, 2018 of

)236-835 150/18 Mitraparb Rd. Muang Khon Kaen Thailand 40000 Tel. (043) 333-555 Fax. (043)236-835 Ratchaphruek Hospital No. RPH-SET 11/20178 August 3, 2018 Subject : Management Discussion and Analysis

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

2,049.56 million, decreased from the amount as of December 31, 2017 by Baht 226.33 million, or an decrease of 9.94 percent, resulting from the effective debt management of the Company and its subsidiaries. 5

-9320 1 Ref: PLC 2018/012 August 13, 2018 Subject: Management Discussion and Analysis Quarter 2 Ended 30-June-2018 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public Company

Translation CEN 034-2018 November 13, 2018 Subject : Management Discussion and Analysis for quarter 3-2018 To : The Manager and President The Stock Exchange of Thailand Business operation for 3

further acquire the remaining 26% equity stake in PT. Indorama Petrochemicals (“PTIP”), a PTA manufacturing plant in Indonesia from PT. Indo-Rama Synthetics Tbk., a connected party. Rationale of the

โทรสาร (043) 236-835 456 Moo 14 Mittraparp Rd. Muang Khon Kaen Thailand 40000 Tel. (043) 333-555 Fax. (043) 236-835 Ratchaphruek Hospital No. RPH-SET 9/2020 August 8, 2020 Subject : Management Discussion

15.65 percent, resulting from the effective debt management of the Company and its subsidiaries. Shareholder’s Equity As of June 30, 2020, shareholder’s equity of the Company and its subsidiaries totaled