27,815 Total 1,943,380 1,982,279 1,945,746 67,431 66,522 55,594 Add Excess allowance for doubtful accounts 66,047 60,874 61,214 Total allowance for doubtful accounts from loan classification 133,478

, operated new routes and suspended the underperformed route as follows; Add Flight Frequencies  Bangkok-Vientiane from 7 flights per week to 14 flights per week (March 2018)  Bangkok-Mandalay from 7 flights

58,620 Add Excess allowance for doubtful accounts 93,818 93,476 88,968 Total allowance for doubtful accounts from loan classification 145,889 152,052 147,588 Add Revaluation allowance for debt

will be positive • MEG margins difficult to foresee from their strong levels at present • Corpus Christi expected to be delayed into 2020 • No impact from US ADD considered Asia Necessities 59 80 74

1,983,362 2,009,050 60,471 71,288 67,707 Add Excess allowance for doubtful accounts 80,755 73,268 70,004 Total allowance for doubtful accounts from loan classification 141,226 144,556 137,711 Add Revaluation

19,012 11,892 7,751 10,387 Doubtful of loss 53,810 52,437 56,681 30,198 29,017 36,471 Total 2,026,682 2,070,666 2,009,050 60,290 60,471 67,707 Add Excess allowance for doubtful accounts 85,667 80,755

) Chiang Mai-Luang Prabang 3 flights per week (April 2019) Add Flight Frequencies Bangkok-Danang from 7 flights per week to 14 flights per week (March 2019) Chiang Mai-Krabi (one way) from 3 flights per week

December 2019 December 2019 Normal 1,918,520 16,119 Special mentioned 67,596 848 Substandard 9,783 1,359 Doubtful 14,522 6,259 Doubtful of loss 54,901 30,087 Total 2,065,322 54,672 Add Excess allowance for

10,608 Doubtful of loss 52,371 51,083 53,837 27,566 26,828 30,188 Total 2,005,916 2,022,579 2,088,784 57,353 52,071 58,620 Add Excess allowance for doubtful accounts 94,047 93,818 88,968 Total allowance

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