% Finance cost 35.09 41.36 6.27 17.87% Income tax expenses 37.04 42.24 5.20 14.04% Net profit 139.02 150.12 11.10 7.98% Net profit ratio (ROS) 19.92% 17.25% Earnings per share (Baht) 0.26 0.28 0.02 6.92

Promotion Operation Review ... 1 The effect of natural disaster on earnings management Supavinee Jevasuwan Kasetsart University SEC Working Papers Forum 19th August 2015 2 Research Question 3

Medical Business Plc., (CMR) amount Baht 1,010.31 million. comparing at the same period in 2017 representing 18.19% increase. Income from medical treatments in the separate financial went up 17.07% due to

Chiang Mai Ram Medical Business Plc., (CMR) amount Baht 995.22 million comparing at the same period in 2018 representing 1.86% increase . Income from medical treatments in the separate financial went up

& complaint. The impact of lower Adj RW payment rate was approximately THB 30 million comparing to revenue at normal rate of THB 12,800 per head . Average number of insured persons remained on the rise from

49.34 17.69% Finance cost 49.11 68.10 18.99 38.67% Income tax expenses 48.04 57.52 9.48 19.73% Net profit 181.71 202.58 20.87 11.49% Net profit ratio (ROS) 17.16% 15.74% Earnings per share (Baht) 0.34

67.37 94.72 27.35 40.60% Income tax expenses 59.19 65.40 6.21 10.49% Net profit 227.68 252.81 25.13 11.04% Net profit ratio (ROS) 16.00% 14.78% Earnings per share (Baht) 0.37 0.42 0.05 13.51% Total

. The price of copper resulted in the price of copper foil to rise by 33% and copper anode by 24%, from the price in 2016, which eventually caused the cost of goods sold to rise to roughly 2.7% of sales

last year. The amount increases were mainly driven by the rise in personnel expenses, cost of services to customers, depreciation expense, and marketing expense. However, SG&A as a percentage of sales

same period of previous year. The amount increased were mainly driven by the rise in personnel expenses, rental cost, maintenance cost, and marketing expense. However, SG&A as a percentage of sales has