Transaction Relating to property and service 3) Related Parties  Signatory Purchaser : Winning Grand (Thailand) Company Limited Seller : J.S.P. Property Public Company Limited  Relationship Mr. Pichet

of Transaction Relating to property and service 3) Related Parties  Signatory Purchaser : Winning Grand (Thailand) Company Limited Seller : J.S.P. Property Public Company Limited  Relationship Mr

ที่ ITV / 2545 - Translation - AIS-CP 015/2020 18 June 2020 Subject: Establishment of new joint venture and subsidiary company To: President The Stock Exchange of Thailand Advanced Info Service Plc

days of credit term The reason The Company sold the unused equipment to KPPH to reduce outstanding idle equipment and to create maximum benefits for the Company. 2nd transaction Partners of Contract

Excessive Charge, Service Fees for Wastewater Management 3 Gross Profit from Operation excludes Other Revenue from Utilities Business. 4 Other Incomes mainly consists of Interest Income from Loans to GHECO

3Q21 MD&A Advanced Info Service Plc. Executive Summary Slight revenue improvement despite COVID restriction measures and continued competition During 3Q21, the economy remained subdue from COVID

1 2Q20 MD&A Advanced Info Service Plc. Executive Summary 2Q20 reflected the full effect of COVID-19 The effect from COVID-19 pandemic which had begun since Feb- 20 continued to fully develop in 2Q20

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

1 2Q21 MD&A Advanced Info Service Plc. Executive Summary Prolonged economic impact from new phase of pandemic in 2Q21 As the new phase of pandemic re-emerged in the second quarter, we observed the

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