offering had been deployed to attract new customers and prevent churn with 24-month contract, resulted in declining ARPU trend. 2 1Q21 MD&A Advanced Info Service Plc. 1Q21 Operational summary In 1Q21, mobile

given the new kiln was not activated. 3.2. Assets, Liabilities & Shareholders’ Equity The main contributors to the increase in total assets are from an increase in property, plant and equipment due to

from decrease of Total Shareholder Equity from adopting new accounting standard TFRS 15 and activated of Long-term borrowings from financial institutions of Baht 21.3 million. 3. KEY FINANCIAL RATIOS 31

, plant and equipment due to kiln 7 being activated and the additional assets from the Saraburi Quicklime acquisition. On the liabilities side while the short-term borrowing facility is stable an increase

contributors to the increase in total assets are from an increase in property, plant and equipment due to Hua Pha Way Kiln 7 being activated and the additional assets from the Saraburi Quicklime acquisition. On

activated and the additional assets from the Saraburi Quicklime acquisition. On the liabilities side the short-term borrowing facility increased due to the use of a TR (Trust Receipt) of 134mTHB in order to

start to see an initial use of 5G, the 700MHz and 2600MHz spectrum, of which the licenses are applicable to both 4G and 5G, can also be deployed onto the current network in order to support the expansion

equipment due to Hui Pa Wai Kiln 7 being activated and the additional assets from the Saraburi Quicklime acquisition. On the liabilities side the short-term borrowing facility increased due to the use of a TR

were deployed to promote 2G migration. Cost & Expense Total cost was Bt22,080 mn, an increase of 6.3% YoY but a decrease of 2% QoQ in 3Q17. Cost of service (excluding IC) was Bt15,764mn increasing 17

obtained more than one license, the licensee shall pay the total fees of all licenses together. In this regard, the payment obligation shall only apply to the licenses that have been activated. Clause 5 The