วันที่ 15 ตุลาคม 2545 1 NO. (SUTHA-SET) 012/2018/EN 15 August 2018 Subject: Management Discussion and Analysis of the Company and subsidiary for the period ended 30 June 2018 To: The President of the

วันที่ 15 ตุลาคม 2545 1 NO. (SUTHA-SET) 021/2019/EN 11 November 2019 Subject: Management Discussion and Analysis of the Company and subsidiary for the period ended 30 September 2019 To: The President

subsidiary, please kindly find the following attachment. Please kindly be informed accordingly. Yours faithfully, Mr. Geza Emil Perlaki Managing Director For period ended 31 December 2019 MANAGEMENT DISCUSSION

, please kindly find the following attachment. Please kindly be informed accordingly. Yours faithfully, Mr. Geza Emil Perlaki Managing Director For period ended 31 December 2017 MANAGEMENT DISCUSSION AND

วันที่ 15 ตุลาคม 2545 1 NO. (SUTHA-SET) 009/2018/EN 16 May 2018 Subject: Management Discussion and Analysis of the Company and subsidiary for the period ended 31 March 2018 To: The President of the

วันที่ 15 ตุลาคม 2545 1 NO. (SUTHA-SET) 010/2019/EN 15 May 2019 Subject: Management Discussion and Analysis of the Company and its subsidiary for period ended 31 March 2019 To: The President of the

increased from 0.28% to 0.41% as compared to same period of previous year. The increased of net profit was mainly derived from an overall improved business management from during the period as compared

revenue recognitions. 2. Revenues from project management, in the period of Quarter2/2019, amount of 280.0 million baht, or 8.4% from the total revenues, an increase of 84.8 million baht, or 43.4% compared

Mrs. Cynthia Frakes (20%) Directors of MDP 1. Mr. Pete Rimchala 2. Mr. Chris Rimchala 3. Mr. Thomas Frakes (will hold the position of President in MDP for 2 years during the management transition period

subsidiary, please kindly find the following attachment. Please kindly be informed accordingly. Yours faithfully, Mr. Geza Emil Perlaki Managing Director For period ended 31 December 2018 MANAGEMENT DISCUSSION