% of Revenue from sale and service, increased from last year that gross profit margin was 3.56%. This is result from effective inventory management even though the steel price trend decreased same as

from the last year because of inventory management and effective manufacturing cost control. 3. Gross profit margin was 3.56% of Revenue from sale and service, increased from last year that gross profit

period of 2019. That the gross profit margin was 13.45% increased from 7.97% of the previous year. Due to the efficiency of Inventory management and production cost. 3. Selling expenses was Baht 39.98

decreased by 9.9% along with declining in sales value • Shutdown expense increased by 144.3% from furnace maintenance and inventory management. Details were given below: − Temporarily shutdown for maintenance

efficiency of inventory management. Besides, the Company has built up online channel to response the customer demand during the Covid- 19 pandemic. Gross profit Gross profit for Q1/ 2021 was Baht 134. 81

to write off obsolete inventories during the period. The Company reported shutdown expenses for inventory management against sales volume in 2Q17 at Baht 39.5 million decreased by 31.8% compared with

2.5% compared with QoQ, primarily due to declining of write off obsolete inventories during the period. The Company reported shutdown expenses for inventory management against sales volume in 3Q17 at

Baht 184.4 million, decreased by 42.8% along with the decline in sales value and favorable energy prices.  Temporary Shutdown Expenses Temporary shutdown for maintenance and inventory management caused

increase of income come our company is partial from knowing the income from WICE Logistics (Hong Kong) Limited. For this quarter income is come from the services from our Warehousing Services has increase

success factors of this business depend on the inventory management, the logistic systems that meet the clients’ needs in time, cost of capital, receivables management and sales revenue. Due to this