quarter of 2018) as follows: Unit : million baht Q4/17 Q3/18 Q4/18 Change +/(-) QoQ % YoY % Net Revenue 191.39 271.57 244.40 -27.17 -10.01 53.01 27.70 Cost of Goods Sold 180.66 217.04 200.32 -16.72 -7.71

2018 (4th quarter of 2018) as follows: Unit : million baht Q4/17 Q3/18 Q4/18 Change +/(-) QoQ % YoY % Net Revenue 191.39 271.57 244.40 -27.17 -10.01 53.01 27.70 Cost of Goods Sold 180.66 217.04 200.32

the year 2016 and 2017 accounted for 13.3% and 4.5%, respectively, which resulted from revenue declined and the increasing of the cost of hospital operation, selling and administrative expense, and

year. In addition, the company invested in warehouse to support business expansion and to partially reduce rental expense. In Jiangsu China, the company purchased machine and equipment to support

supplies, laboratory expense, utilities and tourism cost by Baht 4.33 million and Baht 7.51 million, respectively. 1.4 Distribution cost and administrative expenses 1.4.1 Distribution cost Unit : Million

increasing dentist remuneration, employees’ salaries of the office and branches, medical supplies and other supplies, laboratory expense, utilities and tourism cost by Baht 6.19 million and Baht 13.70 million

Robinson Lifestyle Center in Chonburi, and the decrease in selling and administrative expense. Financial Summary for the three-month period ended September 30, 2019 and September 30, 2018 Three-month period

% Cost of sales (290.46 ) (600.93 ) 310.47 (51.66%) (98.17%) (84.80%) GROSS PROFIT 5.42 107.69 (102.27 ) (94.96%) 1.83% 15.20% Distribution costs (26.13 ) (35.11 ) (8.98 ) 25.58% (8.83%) (4.95

% 100.00% Cost of sales (290.46 ) (600.93 ) 310.47 (51.66%) (98.17%) (84.80%) GROSS PROFIT 5.42 107.69 (102.27 ) (94.96%) 1.83% 15.20% Distribution costs (26.13 ) (35.11 ) (8.98 ) 25.58% (8.83%) (4.95

through agents, transportation cost for distribution in both domestic and international market, sales promotion expense for exhibition ln Philippine. All cost of selling is incurred to increase the new