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

(Thailand) Public Company Limited (“Company”), hereby report the resolutions passed the related transactions with the related companies (Details as attachment) at the meeting of the Board of Directors No.5

ที่ กบร No. Kor Bor Ror. 019/2018 November 12, 2018 President The Stock Exchange of Thailand Re : Inter-transaction of purchasing assets by subsidiary companies, and transaction of subsidiary company

Central Securities Depositories dated 3 August 2016, the SEC Office hereby issues the following regulations: Clause 1 In this Notification: “parent company” means (1) a juristic person holding more than

Office hereby issues the following regulations: Clause 1 In this Notification: “parent company” means: (1) a juristic person holding more than fifty percent of the sold shares of the derivatives clearing

PowerPoint Presentation Management’s Discussion and Analysis (MD&A) For the Financial Result of Quarter 3 Year 2017 Ended September 30, 2017 B.GRIMM POWER PUBLIC COMPANY LIMITED Management’s

increase in PET’s raw material cost, leading to higher production costs thus increase in selling price. And 2 since pricing in this industry is highly competitive, the company decided to reduce the segment’s

Board of Directors of DCON Products Public Company Limited has resolved on 10 August 2017 to adopt the financial statement for the 2nd quarter of 2017 ended 30 June 2017, the Company wishes to submit

(Thailand) Public Company Limited (the “Company”) would like to clarify its operation results for Q1/FY2018 (ended 31 December, 2017) of the Company and its subsidiaries, as follows; Better performance of

Public Company Limited (“the Company”) would like to notify the operating results that the Company reported net loss for the three-month period ended 30 September 2019 of Baht 30.4 million, net loss