Other operating expenses 715.7 681.4 5.0 682.8 4.8 2,768.1 2,720.6 1.7 Bad debts, doubtful accounts and impairment loss 60.0 70.0 (14.3) 130.0 (53.8) 570.2 617.2 (7.6) Income tax expenses 135.0 155.3
Operating income 2,106.6 1,776.7 18.6 1,769.4 19.1 3,883.3 3,711.7 4.6 Other operating expenses 759.1 731.4 3.8 684.5 10.9 1,490.5 1,370.9 8.7 Bad debts, doubtful accounts and impairment loss 470.0 100.0
operating expenses 681.4 684.5 (0.5) 675.7 0.8 2,052.4 2,037.9 0.7 Bad debts, doubtful accounts and impairment loss 70.0 110.1 (36.4) 140.0 (50.0) 510.1 487.2 4.7 Income tax expenses 155.3 168.4 (7.8) 146.9
trade accounts receivable amounted to Baht 1,211 million, deducted allowance for doubtful account Baht 1,089 million, remaining net trade accounts receivable amounted to Baht 123 million. (As the end of
allowance for doubtful account Baht 1,027 million, remaining net trade accounts receivable amounted to Baht 14 million. (At the end of year 2017, the Company and subsidiary has trade accounts receivable
increase in PET’s raw material cost, leading to higher production costs thus increase in selling price. And 2 since pricing in this industry is highly competitive, the company decided to reduce the segment’s
adverse automotive industry performance from both country during the 3-months period ended 31 October 2019. 1.2 Sales revenue for the 9-months period ended 31 October 2019 For the 9-months period ended 31