-Translation- Ref. WINNER 018/2020 May 14, 2020 Subject: Management Discussion and Analysis for the 3-month period ending 31 March 2020 To: The President The Stock Exchange of Thailand 1. Analysis of

house” means any derivatives clearing house according to the Law on Derivatives; “securities clearing house” means any securities clearing house according to the Law on Securities and Exchange

. Remark: The used exchange rate of THB 34.5092 per USD on this document was from the average foreign exchange counter rates quoted by commercial banks during 2 May 2017 to 26 May 2017 announced by the Bank

1 2Q19 MD&A Advanced Info Service Plc. Executive Summary Competition in mobile saw an improvement In 2Q19 the price competition in mobile industry had improved with fixed speed unlimited data pricing

to investors in private placement, the acquisition of assets and convening the Extraordinary General Meeting of the Shareholders No. 1/2018 (Revise) To : President, The Stock Exchange of Thailand

12 December 2017 Subject: Resolutions of Board of Directors Meeting No. 14/2017 Attention: President Stock Exchange of Thailand Enclosures: 1. Information Memorandum on Asset Disposal, Transaction No

increasing in popularity among data users to optimize spending and impeded operators to monetize sharp increase in data usage. Although the industry was able to uplift the price of unlimited packages to

February 18, 2019 To: The President The Stock Exchange of Thailand Re: 2018 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s 2018 operating

Ref. No. IVL 007/05/2018 May 10, 2018 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of Indorama

Thai economy in the first quarter of 2018 continued to grow from the previous quarter, corresponding with the world economy. The expanding of the exporting industry, tourism industry, and government