Quarter performance Unit: Million Baht 2019 2018 Sales Revenue 1,723.97 1,863.61 Cost of Sales 1,616.25 1,797.16 Gross Margin 107.72 66.45 Profit (loss) on exchange rates 31.98 72.27 Other Incomes 9.16

% compared to the first half of year 2018. The increased sales revenue was mainly derived from telecommunication product such as set- top-box and printer products as compared to previous year. 2. Cost of sales

, due to intensified market competition on restaurant business. 2. The Company’s cost of goods sold in the 2nd quarter of 2019 was Baht 157.76 million, decreased by Baht 27.31 million, or 14.75% from the

result Million Baht 2019 2018 Sales 1,748.29 1,905.09 Cost of Sales 1,636.11 1,756.98 Gross Margin 112.17 148.11 Gain (loss) on exchange rates 38.44 (26.43) Other Incomes 33.76 30.28 Total Revenues

. The revenue dropped because Jira-Khon Kaen Double-Track Railway Project has been completed and Xayaburi Hydroelectric Power Project is now close to project completion. Cost of construction services and

from the water management business 49.27 14.29 244.79 Other income 6.22 6.03 3.15 Total revenues 304.09 305.73 (0.54) Cost from sale and installation of the pipeline 215.24 222.18 (3.12) Cost from the

baht or 10.53% when compared with Q1 year 2017. Cost of Sales for Q1 year 2018 and Q1 year 2017 was 296.50 million baht and 284.67 million baht, respectively. It increased 11.83 million baht or 4.16

expand their production and world economy is slowly recovery. - Cost of the sales and services of Q1/2017 was 92.30% decreased to 90.26% on Q1/2018 or decreased 2.04% from sales due to can increase prices

million or 8.87% from the general patients of subsidiaries. 2. Cost of hospital operations increased by Baht 18.41 million or 4.44% due to the increasing of medical personal expenses and depreciation from

Baht 0.12 million or 2.24 percent.  Expenses Cost of Sales The Company and its subsidiaries' cost of sales ratio was decreased from 68.33 percent in Q.2/2017 to 64.24 percent in Q.2/2018. Cost for Rent