2019 Paid 7June 2019 Paid Last payment 25July 2019 Last payment 25July 2019 Last payment 25 July 2019 Transaction Size 30.39% 4.34% 43.39% 3.05% 43.63% 9.60% 13.06% 147.46% Source of Fund - Excess

transaction Because the company has excess liquidity from operations and capital increase from IPO during the periodastherDue to the company has excess cash from operations and capital increase from

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD18-009 10th May 2018 Subject : Clarification of changes in excess of 20% in the operating results for year Q1/2018 To : Director

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD19-007 14th May 2019 Subject : Clarification of changes in excess of 20% in the operating results for year Q1/2019 To : Director

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD19-015 9th August 2019 Subject : Clarification of changes in excess of 20% in the operating results for year Q2/2019 To : Director

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD18-014 14th August 2018 Subject : Clarification of changes in excess of 20% in the operating results for year Q2/2018 To : Director

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD18-019 12th November 2018 Subject : Clarification of changes in excess of 20% in the operating results for year Q3/2018 To

global raw materials and the increasing in competition among entrepreneurs under the situation of excess supply from products and raw materials coming in from various countries. Therefore those factors

and the increasing in competition among entrepreneurs under the situation of excess supply from products and raw materials coming in from various countries. Therefore those factors have been affecting

excess supply. These factors affect the sales volume and selling price. Therefore has a direct impact on the company's gross profit and net profit. Moreover, the Company and its subsidiaries have set aside