Ref. 0347/2018 Date August 14, 2018 Subject 20% Performance Growth in the second quarter of 2018 Attention: Directors and Managers The Stocks Exchange of Thailand QTC Energy Public Company Limited

20230807-ADVANC-MDA-2Q23-EN Classification: Internal 2Q23 MD&A Advanced Info Service Plc. 1 Executive Summary Core businesses growth from profitability focus amid economic uncertainties In 2Q23 Thai

of THB 1,117.55 million, increasing THB 113.33 million, or 11.29% from 2017. The increase in revenue is mainly due to the growth in revenue from the Company and subsidiaries in Thailand, which

subsidiaries had a total revenue of THB 269.91 million, increasing THB 31.59 million, or 13.25%, from the same three-month period in 2017. The increase in revenue is mainly due to the growth in revenue from the

of THB 548.48 million, increasing THB 50.78 million, or 10.20%, from the same six-month period in 2017. The increase in revenue is mainly due to the growth in revenue from the Company and subsidiaries

demonstrated a cautious growth from expansions of private consumption and tourism sector, while facing global and local economic headwinds and challenges from high interest rate environment. Overall, AIS

textiles. The acquisition of DuraFiber will align with IVL’s strategy of pursuing accretive growth opportunities in the high value-added segment and complement with the current HVA tire cord fabric products

had a total increase of THB 65.05 million (related transactions eliminated). The local subsidiaries gained advantage from the recovery of the automotive industry in Thailand, resulting in high growth in

and its subsidiaries had a total revenue of THB 749.13 million, increasing THB 82.50 million, or 11.01%, from the same nine-month period in 2017. The increase in revenue is mainly due to the growth in

Central Pattana Public Company Limited Management’s Discussion and Analysis (MD&A) Page 1 of 13 Executive Summary Revenue and net profit have growth according to the business plan In 2Q18, the Thai