March 2019, which net profit has changed more than 20% from the last year as follows: Statement of Comprehensive Income Unit: Million Baht 31 March 2019 31 March 2018 Increased (Decreased) Percentage

income for the year sharply increased 212.56 Million Baht, accounting for 61.87% from previous year as the increased in Structural Mechanical Piping Electrical & Instrument service (SMP E&I) and

. The principal business operaton of the Group are summarized in 4 categories as follow; 1. EPC Serive such Engineering, Procurement, Construction, and Construction management, 2. Structural Mechanical

Mechanical Piping (SMP) and Electrical and Instrument service, 3. Civil and Building service. 4. Fabrication and Other service. For the Group’s 2017 operation ended 31 December 2017 could summarize as follows

of 2019 sales growth from group mechanical and liquid products and food processing systems Gross Profit The gross profit of the Company was 193 million baht, an increase of 77 million baht or 66% Page

% from the same period of last year. - Admin expenses in 2018 was increased 12.82% from the same period of last year due to the Company reclassified the property for sales to operating assets due to the

suppliers. The plant now has been completed but still in the process of mechanical testing and improving the treatment formula. For the RDF facility in the second quarter, the Company has started to adjust

the follow main reasons. 1. Revenue from hospital operations increased by Baht 102.22 million or 4.52 % due to in 2018 the general patients of Company and subsidiaries increased. 2. Cost of hospital

OHTL Public Co., Ltd. and its subsidiaries Management Discussion and Analysis for Three-Month Period Ended 31 December 2017 (Unit: Thousand Baht) 2017 2016 Increased/(Decreased) % Occupancy 52.2

). Revenue has increased 1.26 million baht (ratio 2.45%) due to sale local increased by 0.96 million baht, increasing return estimates 0.46 million baht, rental income increased 0.54 million baht, other