the period that US Federal Reserve would cut the interest rates. However, on 7 August 2019, the Bank of Thailand had announced the policy to cut interest rate which could expect Thai baht to become

expected that the total rainfall in the Eastern part of Thailand will be lower than average level about 10%- 20% during February – April. The average water in the reservoirs in Chonburi and Rayong were 62

obligation: 27 October 2020 2.1 (√ ) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify

obligation: 25 August 2021 2.1 (√ ) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify

1 3Q20 MD&A Advanced Info Service Plc. Executive Summary Continued economic impact on mobile business despite improved pandemic situation in Thailand With well-managed pandemic situation, domestic

Ref. No. IVL 004/02/2020 26 February 2020 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of

Ref. No. IVL 005/11/2019 11 November 2019 The President The Stock Exchange of Thailand Subject: Submission of Quarterly Review of Financial Statements and the Management Discussion and Analysis of

rainfall in the Eastern part of Thailand will be lower than average level about 20% in May and higher than average level about 5% during June – July. The average water in the reservoirs in Chonburi and

water quantity of the past 10 years. The weather forecast of the Department of Meteorology was expected that the total rainfall in the Eastern part of Thailand will be move closing to the average in July

Eastern part of Thailand will be lower than average level during November – December and get closer to the average level in January. The average water in the reservoirs in Chonburi and Rayong were 83% and