1Q22 MD&A Advanced Info Service Plc. Executive Summary Prolonged economic impact from Omicron outbreak and rising inflation in 1Q22 In 1Q22, Thailand’s economic recovery was challenged as private

Exchange Forward Contract in the amount of THB 255 million from the continuous appreciation of THB. Thus, EBITDA recorded was THB 781 million (+28% YoY, -1% QoQ). Refinery Business Marketing Business sales

the resolution of approving the delisting of GLOW’s from being the listed securities on the Stock Exchange of Thailand. The company has informed the Stock Exchange of Thailand (SET) to make a tender

management and operation. Presently, the Company holds 99.83% of the total issued and sold shares of GLOW and has completed the delisting of GLOW securities from the Stock Exchange of Thailand on 13 December

Disposal of Assets Transaction, and Acquisition of Assets Transaction To : Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Disposal of Komchadluek Business and

Shareholders in Proportion to their Respective Shareholdings and Convening of the Extraordinary General Meeting of Shareholders No. 1/2018 To: President The Stock Exchange of Thailand Enclosure: 1. Information

Stock Exchange of Thailand Enclosure: 1. Information Memorandum Re: Acquisition of Assets of T.K.S. Technologies Public Company Limited (Schedule 1) 2. Information Memorandum Re: the Allocation of the

Shareholders in Proportion to their Respective Shareholdings and Convening of the Extraordinary General Meeting of Shareholders No. 1/2018 (Second Amendment) To: President The Stock Exchange of Thailand

consumption from private sector. However, expenses from the government sector, and tourism industry sector continued to increase, partly benefited from the return of Chinese tourists, and a decline of the

1 No. CC20180203ELE February 23, 2018 Subject Report of the Resolutions of Board of Directors’ Meeting No.1/2018 To President The Stock Exchange of Thailand The Board of Directors of Cal-Comp