ACC6207/003 25 July 2019 Subject Inform the progress of the sale stock in the subsidiary company To Director/ Managing Director The Stock Exchange of Thailand Refer to the company's letter No

issues; their opposing views and reasons against the proposed agenda etc. 13.6 The company has the following procedures: 13.6.1 Filling and Classification with completeness on important documents. 13.6.2

, Nakorn Ratchasima. 30380 Tel: (66) 4429 1333, Fax: (66) 4429 1723 Website: www.navanakorn.co.th IR 008/100/2019 October 31,2019 Subject : Progress of the share acquisition of Thai Thanan Company Limited

ACC6206/004 28 June 2019 Subject Inform the progress of the sale stock in the subsidiary company To Director/ Managing Director The Stock Exchange of Thailand According to the meeting of the Board of

industrial waste to energy power plant project located at Ratchaburi Industrial Estate and operated by Progress Interchem (Thailand) Co., Ltd. (“Interchem”) with a contracted capacity of 4.0 MW (an installed

final blueprint Example Project A progress % billing % Q3’20 10 - Q3’20 20 - Q4’20 15 10 Q4’20 35 20 Q1’21 20 50 Q2’21 - 20 100 100The entity measures progress according to % billing recognise revenue 99

and Analysis EXECUTIVE SUMMARY SIGNIFICANT EVENTS Announcement on Corporate Rating and Progress on Corporate Bond Issuance On April 5, 2018, TRIS Rating assigned the company rating of B. Grimm Power PLC

Discussion and Analysis EXECUTIVE SUMMARY SIGNIFICANT EVENTS ABBREVIATION & OUR PROJECTSFINANCIAL PERFORMANCE FINANCIAL POSITION PROGRESS OF PROJECTS UNDER CONSTRUCTION EXECUTIVE SUMMARY 1 Issuance of

, when considering this connected transaction, directors who are connected did not attend the meeting and did not vote. 10) Opinion of Audit Committee and/or Directors Opposing the transaction None 2

meeting and did not vote. 11) Opinion of Audit Committee and/or Directors Opposing the transaction None 2. Invitation to Shareholders to propose agenda and nominees’ name for being the Director in advance