Sakhon 74110 Thailand. E-mail: ir@aienergy.co.th บริษัท เอไอ เอนเนอร์จี จ ำกดั (มหำชน) AI Energy Public Company Limited ทะเบียนเลขที่ 0107556000311 AIE 175/2021 November 12, 2021 Subject: Management’s

1 Forth Smart Service Public Company Limited (FSMART) 2Q17 Management Discussion and Analysis Operational Summary in 2Q17  Total revenue from core business was Bt769mn, an increase of 48.0% YoY

1 Forth Smart Service Public Company Limited (FSMART) 3Q17 Management Discussion and Analysis Operational Summary in 3Q17  Total revenue from core business was Bt788mn, an increase of 42.1% YoY

1 Forth Smart Service Public Company Limited (FSMART) 3Q17 Management Discussion and Analysis Operational Summary in 3Q17  Total revenue from core business was Bt788mn, an increase of 42.1% YoY

leveraging of our strength as Thailand’s number-one digital banking provider, with the aim of becoming the Customers’ Life Platform of Choice under our core strategy of Customer Centricity for our business

1 Forth Smart Service Public Company Limited (FSMART) 3Q18 Management Discussion and Analysis Operational Summary 9M18 Operational Summary  Total revenue from core business was Bt2,523mn, increasing

and 6.9% QoQ, making the revenue contribution grew to 4.2% of AIS core service revenue. Robust core service revenue growth (Pre-TFRS 15) with guidance maintained Core service revenue (pre-TFRS) in 3Q19

and 6.9% QoQ, making the revenue contribution grew to 4.2% of AIS core service revenue. Robust core service revenue growth (Pre-TFRS 15) with guidance maintained Core service revenue (pre-TFRS) in 3Q19

the consignment facility according to the storage period. real estate rental was 0.86 million baht, increase of 0.83 million baht due to the company remaining 1 room with tenants. 1.5 Revenue from

expand our 5G coverage which now reaches over 60% of Bangkok’s population with additional footprint in 77 cities for key strategic area and overall covers 16% of Thailand population. Revised core service