) 4 Inventories as of March 31, 2020 was in the amount of 132.60 million baht increased by 9.46 million baht when compare to last year. Several shipments of raw meterials from Chinese suppliers were

contractor’s equipment and meterials manufacture dalay delivery as well because it located in countries which still has serious of COVID- 19 outbreak. Last, due to the government preventive policy, main