year 2018 was Baht 422.85 million, which increased from the previous year by 2.73 percent, due to effective management of production cost and selling expenses. (2) Analysis of Operating Results and

some advertising and promotion transactions to impact on total sales reduction and also selling expenses reduction. However, there is no impact on net profit. o CMG : TFRS 15 set a principle to recognize

ending 30 September 2018 and 2019, the Group’s total revenue increased from THB 2,226.3 Mn to THB 2,288.9 Mn respectively, an increase of THB 62.6 Mn or 2.8%. This was mainly due to increased revenue from

be Baht 446.70 million or an increase of 33.26 percent, due to expansion of distribution channels and effective cost management having resulted in maintaining profit margin at a good level. (2

Page 1 of 4 No. RJH – SET 4/2019 25 February 2019 Subject : Management’s Discussion and Analysis for the fourth Quarter of 2018 and year ended December 31, 2018 To : The President The Stock Exchange

: 0107556000248 No. (SUTHA-SET) 025/2017/Eng 11 August 2017 Subject: Management Discussion and Analysis of the Company and subsidiary for the three-month period and six-month period ended 30 June 2017 To: The

expense decreased mainly because of an adjustment of staff costs to be in line with the company’s operating performance, while the increase was due to an additional amount of provisions set aside for

โทรสาร (043) 236-835 456 Moo 14 Mittraparp Rd. Muang Khon Kaen Thailand 40000 Tel. (043) 333-555 Fax. (043) 236-835 Ratchaphruek Hospital No. RPH-SET 01/2020 February 22, 2020 Subject : Management

Co., Ltd. received payment from customers which had already set up allowance for doubtful accounts amounting to Baht 5.63 million and Baht 0.14 million, respectively. Other Income The Company and its

for share subscription amounting to Baht 0.40 million. EIC Semiconductor Co., Ltd. and S. Thana Media Co., Ltd. received payment from customers which had already set up allowance for doubtful accounts