: Extra expenses related to natural calamities (Polar Vortex, Hurricanes and Lightning strikes) 29 8 - Management classification Less: Other extraordinaries (income)/expense 0 5 8 Management classification

. Notwithstanding, the market volume of Thai vitamin C drink appeared to enjoy a pleasant growth rate Revenue from sales by product group Unit: THB million 2019 % 2020 % Amount Percent Branded products by our own

channel to communicate with the customers promptly as well as to increase pleasant level and top impression for keep maintain the existing customer base together with the increase of new customers. ▪ Risks

4Q21, AIS Fibre also created a new standard for the home internet market with the launch of lightning-fast services at the 2Gbps level, which meet the needs of customers seeking the highest quality