, reversal of bad debt and doubtful accounts and other expenses, as follows: บรษิทัหลกัทรพัย ์เคจีไอ (ประเทศไทย) จํากดั (มหาชน) 173 อาคารเอเซีย เซ็นเตอร ์ ชั"น 8-11 ถนนสาทรใต ้ แขวงท ุ่งมหาเมฆ เขตสาทร กรงุเทพ
Cost of service (34,589) (42,149) 7,560 (17.94) Total Costs (175,250) (150,698) (24,552) 16.29 Gross Profit 101,265 70,749 30,516 43.13 Reversal of allowance for doubtful accounts 174,875 - 174,875
declined but in a lesser extent, mainly due to consumers stocked up in March. However, OSP promptly responded to health and hygiene trend with hand sanitizer products via OEM operation and own product
415.85 (149.55) (35.96) Total cost of sales (2) 268.63 416.54 (147.91) (35.51) Other income (3) 7.12 3.46 3.66 105.78 Administrative expenses (4) 36.88 46.29 (9.41) (20.33) Bad debt and doubtful accounts
doubtful accounts (reversal) 21.12 11.06 10.06 90.96 Loss from lawsuits - 1.34 (1.34) (100.00) Total expenses (4) 75.39 76.33 (0.94) (1.23) Finance costs (5) 0.05 0.07 (0.02) (28.57) Profit Owners of the
Shareholders No.1/2019 to the extent that it is appropriate and necessary within the scope of laws. The Company would like to inform that the transaction of acquiring ordinary shares of KPN Academy Company
% (45.54%) (48.98%) Other Expenses Doubtful accounts Reversal of allowance for doubtful account 0.86 (1.20 ) 2.06 171.67% 0.54% (0.85%) Loss from litigation (0.61 ) 0.61 0.00% (0.43%) Finance costs (37.91
%) Administrative expenses (95.86 ) (84.66 ) 11.20 (13.23%) (32.40%) (11.95%) Other expenses Impairment loss of investment property - (67.19 ) (67.19 ) 100.00% 0.00% (9.48%) Doubtful accounts (2.79 ) - (2.79 ) #DIV/0
%) Administrative expenses (95.86 ) (84.66 ) 11.20 (13.23%) (32.40%) (11.95%) Other expenses Impairment loss of investment property - (67.19 ) (67.19 ) 100.00% 0.00% (9.48%) Doubtful accounts (2.79 ) - (2.79 ) #N/A
% (45.54%) (48.98%) Other Expenses Doubtful accounts Reversal of allowance for doubtful account 0.86 (1.20 ) 2.06 171.67% 0.54% (0.85%) Loss from litigation (0.61 ) 0.61 0.00% (0.43%) Finance costs (37.91