/ 2018 which Net Profit margin was decreased due to sales was decreased, however The company got effect from Thai Baht strengthen against US Dollar, got to drought impacts as a result material shortage and

with Q2 / 2018 which Net Profit margin was decreased due to sales was decreased, however The company got effect from Thai Baht strengthen against US Dollar, got to drought impacts as a result material

cost of sales increased by 2.57 million baht, representing a gross margin for the three months 38.54 % (2016: ratio 42.97 %). Cost increase as a result of increased raw material prices which makes the

cost of sales increased by 1.74 million baht, representing a gross margin for the three months 31.79% (2018: ratio 42.76 %). Cost decrease as a result of decreased raw material use 3.00 million baht. the

December 2018. The major increase item is raw material which is result from the strategic buy of raw material under the abnormal market situation in last year. Unit : Million Baht 31 Mar 2019 31 Dec 2018

current due. Inventory (net) as of 31 March 2020 amounted to Baht 9,719 million, an increase of Baht 756 million or 8.4% from those of 31 December 2019. The major increase item is raw material which is

2018. The major increased item is raw material which is a result of the telecommunication business slowdown. Unit : Million Baht 30 Jun 2019 31 Dec 2018 % Change Cash and cash equivalents 12,179 15,608

Inventory (net) as of 31 March 2021 amounted to Baht 14,615 million, an increase of Baht 1,960 million or 15.5% from those of 31 December 2020. The major increase is raw material which was a result of

inventories. The company has properly managed and implemented strategic controlling of inventories, as a result, the raw material stock was reduced. Moreover, there was less of investment for sale from selling

the preparation of the Company’s financial statements, the incomplete information may result in material misunderstanding to the users of the Company’s financial statements. Consequently, the Company