started the operation during Company’s Q4 2018/19 Remark: The Company books the increase in provision from employee obligation at the value of 48.4 million Baht 3 For your information. Respectfully Yours

Includes processes and production methods with the same standard machines and other information. Contract Period Within Q4/2019 Total value of the transaction Not more than 80,000,000.00 THB Method of

7 August 2019 Subject: Management Discussion and Analysis for the Quarter 2 Ending 30 June 2019 Attention: President Stock Exchange of Thailand Please find below the additional information supporting

Includes processes and production methods with the same standard machines and other information. Contract Period Within Q4/2019 Total value of the transaction Not more than 80,000,000.00 THB Method of

since Q3 2018/19. 5.2 Inclusion of the new Joint Venture in South Africa which just started the operation during Company’s Q4 2018/19 For your information. Respectfully Yours, Mr. Pawat Vitoorapakorn

Accounting and Finance Authorized Persons to Disclose Information

% 1.14 1.69 1.15 12. Shareholder return rate % 1.25 2.03 1.28 Submitted for your kind information please, Yours truly, (Mr.Nirut Intarathachang) Chief Financial Officer

decreased by 67.18 million Baht or 121.69%, according to the lower debt balance and exchange gain/loss on loans. For your information. Respectfully Yours, Mr. Pawat Vitoorapakorn Chief Executive Officer

. Net profit % 14.00 12.40 15.00 11. Rate of return on total assets % 1.69 1.15 2.08 12. Shareholder return rate % 2.03 1.28 2.28 Submitted for your kind information please, Yours truly, (Mr.Nirut

accordingly. Yours sincerely (Chirasak Chiyachantana Ph.D. Asso.Prof.) Authorized Information Officer