10.21% Sales and service income 5,586 4,920 666 13.54% Gains on exchange rate 102 199 -96 -48.47% Other income 50 89 -38 -43.22% Cost of sales and services 4,912 4,421 491 11.11% Gross Profit 675 500 175

8,197 6,815 1,382 20.3% Sales and service income 8,126 6,730 1,396 20.7% Other income 71 85 -14 -16.1% Cost of sales and services 7,100 5,985 1,115 18.6% Gross Profit 1,026 746 280 37.6% Gross Profit

year. This is due to the lower sales than in the same quarter of the previous year, affected by the higher intensive competition in stainless steel pipes aluminum and copper in the market and resulting

of the Company and its subsidiary increased by Baht 332.84 million or 13.01% compared with last year. An increase mainly caused by trade accounts receivable of Baht 119.56 million due to sales

and its subsidiaries had the operation results for the year ended December 31, 2018 with the following details: unit: THB million 2018 2017 Change (THB mill.) Change (%) Revenue from Sales and Service

follows: 1) Revenue from sale in Baht 204.72 million decreased by Baht 27.89 million or 11.99% from 2018, mainly due to decrease of export sales decreased by Baht 23.73 million and local sales decreased by

75.9% compared to last year which were net loss of Baht 319.4 million. The operating results changed over 20%, main variances due to the following reasons: 1. Revenue from sales and services decrease

the 2019, the company and its subsidiaries have the total revenue from sales in amount of Baht 9,440.3 million which is decreasing from the 2018 at equivalence of Baht 809.1 million or 8%. These caused

; 1. In the year of 2019, the Company recorded sales income in an amount of 25,151.37 million baht while the same period last year the Company recorded sales income in an amount of 30,513.63 million

period ended March 31, 2017 compared to that of the period ended March 31, 2016 as follow: Summary of operation result for the period ending on March 31, 2017 (1) Total income from sales, comparing with