., Nongeiroon, Banbueng, Chonburi, Thailand 20220 Tel. 038-160707 Fax. 033-047348 www.ndrubber.co.th No. NDR005/2019 10 May 2019 Subject: Management Discussion and Analysis (MD&A) Report for the Three Month

-TRANSLATION- 15 May 2019 Subject : Management Discussion and Analysis for Q1/2019 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

., Nongeiroon, Banbueng, Chonburi, Thailand 20220 Tel. 038-160707 Fax. 033-047348 www.ndrubber.co.th No. NDR006/2019 8 August 2019 Subject: Management Discussion and Analysis (MD&A) Report for the Six-Month

Ref. No. 1805/025EN May 14, 2018 Subject Management Discussion and Analysis for Q1/2018 (Ending March 31, 2018) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company

-TRANSLATION- 15 May 2018 Subject : Management Discussion and Analysis for Q1/2018 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

technical production, production flow, machine standardization, raw material standardization, diagnostic, testing and process control including the procedure and patent and other necessary information

, procedure and technical production, production flow, machine standardization, raw material standardization, diagnostic, testing and process control including the procedure and patent and other necessary

market by this investment. Also, the Company will have in general greater management participation in SGAH to give more support and necessary controls in the weak areas with the increase in the Company’s

Acc. 008/2018 November 8, 2018 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Quarter 3/2018 Dear Sir, S. Khonkaen Foods Public Company

Acc. 006/2019 November 11, 2019 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Quarter 3/2019 Dear Sir, S. Khonkaen Foods Public Company