10290, THAILAND TEL : 0-2815-7060 , 0-2461-2100-1 , 0-2816-3060, FAX : 0-2461-2102 , 0-2816-0179 . REF.SET: 62-10 14th May, 2019 Subject : Explanation of the business profits for the quarter 1/2019 To

10290, THAILAND TEL: (662) 815-7060 8163060-1, 461-2100-1, FAX: (662), 461-2102 . %&'. 188 REF.SET: 62-17 13 August, 2019 Subject: the explanation of business profits for the quarter of 2/2019 To : the

10290, THAILAND TEL : 0-2815-7060 , 0-2461-2100-1 , 0-2816-3060, FAX : 0-2461-2102 , 0-2816-0179 . REF.SET: 61-06 15 th May, 2018 Subject : Explanation of the business profits for the quarter 1/2018 To

10290, THAILAND TEL : (662) 815-7060 8163060-1 , 461-2100-1, FAX : (662) , 461-2102 . %&'. 188 REF.SET: 61-12 10 August 2018 Subject: the explanation of business profits for the quarter of 2/2018 To : the

, SAMUTPRAKARN 10290, THAILAND TEL : 0-2815-7060 , 0-2461-2100-1 , 0-2816-3060, FAX : 0-2461-2102 , 0-2816-0179 . REF.SET: 62-10 14th May, 2019 Subject : Explanation of the business profits for the quarter 1/2019

shareholders should not approve the acquisition due to lower returns than the cost of equity.   Therefore, the SEC advises GUNKUL shareholders to study the information thoroughly as well as seek clarification or

10 May 2018 Re Explanation and analysis of the Management for the 1st quarter of 2018 ended 31 March 2018 To Director and Manager, Stock Exchange of Thailand Whereas the Meeting No. 2/2561 of the

10 August 2017 Re Explanation and analysis of the Management for the 2nd quarter of 2017 ended 30 June 2017 To Director and Manager, Stock Exchange of Thailand Whereas the Meeting No. 3/2560 of the

NO. OMD011/2562 15 May 2019 Re Explanation and analysis of the Management for the 1st quarter of 2019 ended 31 March 2019 To Director and Manager, Stock Exchange of Thailand Whereas the Meeting No. 2

No. OMD 013/2562 13 August 2019 Re Explanation and analysis of the Management for the 2nd. quarter of 2019 ended 30 June 2019 To Director and Manager, Stock Exchange of Thailand Whereas the Meeting