Microsoft Word - SET-AIS-CP 007-2020 Acquisition of spectrum license.docx (Translation) AIS-CP 007/2020 19 February 2020 Subject: Acquisition of spectrum license To: President The Stock Exchange of

 127.58 million or 16.42%  increase year‐over‐year  from THB 109.59 million  in  1Q19.   This represents an  increase  in  the cost of doctors, nurses, drugs, medical supplies and new  building

ratios stood at 68.47% and 72.47%, respectively. The higher ratio on a year-on-year basis was attributable to the Company having some costs in depreciation, personnel, drugs and medical supplies

Depreciation and Amortization) of Baht 137.74 million or 34.26% increase year-over-year from Baht 102.59 million in 3Q18. This represents an increase in the cost of doctors, nurses, drugs, medical supplies and

-on-period basis was attributable to the Company having some costs in personnel, doctor fee, drugs and medical supplies, depreciation, electricity charge, medical utensils costs, and medical consumable

Constructions (2) Registration of 100 drugs formulas (54 formulas for human medicine and 46 formulas for animals) owned by the seller (3) Registration of special drug formulas, consisting of 12 formulas including

98.17 14.41 14.68 Medical service 4.65 2.59 2.05 79.29 Drugs and medical supplies 0.21 0.22 (0.01) (6.42) Other supplies 0.17 0.38 (0.21) (55.07) X-ray 2.76 2.20 0.56 25.52 Discount (3.83) (2.92) 0.91

% Medical treatment 478.45 442.26 36.19 8.18 Medical service 24.70 16.18 8.53 52.70 Drugs and medical supplies 0.86 0.98 (0.12) (12.27) Other supplies 1.14 1.35 (0.22) (15.92) X-ray 11.30 10.09 1.21 11.97

Increase (Decrease) Amount % Medical treatment 104.71 111.67 (6.96) (6.24) Medical service 7.01 4.65 2.36 50.77 Drugs and medical supplies 0.18 0.21 (0.02) (11.02) Other supplies 0.22 0.17 0.05 30.82 X-ray

232.45 210.38 22.07 10.49 Medical service 5.35 3.91 1.44 36.72 9.99 6.50 3.49 53.69 Drugs and medical supplies 0.24 0.25 (0.01) (5.90) 0.44 0.47 (0.03) (6.15) Other supplies 0.41 0.27 0.13 48.17 0.58 0.65