operation ended 31 December 2017 could summarize as follows https://market.sec.or.th/public/idisc/Download?FILEID=dat/news/201901/19004900.pdf 19004946.pdf Mechanical Piping (SMP) and Electrical and

test the production line with a private company to hire mechanical installation. For the extrusion of the workpiece and the extrusion of the workpiece head to support the production of artillery shells

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

(3.53) (3.16) 0.37 11.71% Share of profit (loss) of associates (0.35) - - 100.00% 6 Profit before income tax 36.47 15.30 21.17 138.37% Income tax (9.07) (5.04) 4.03 79.96% Profit for the period 27.40

. 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

Structural Mechanical Piping Electrical & Instrument service (SMP E&I) and Civil construction service. As at 31 March 2019, the Group has backlog for construction service in oil and gas sector totaling of

THB 3,900 per share, totaling THB 1,950,000,000 (the “Hello LED Shares Acquisition Transaction”). In this regard, after the Board of Directors’ Meeting approved the Transaction, the Company will enter

total shares of Hello LED, at a purchase price of THB 3,900 per share, totaling THB 1,950,000,000 (the “Hello LED Shares Acquisition Transaction”). In this regard, after the Board of Directors’ Meeting

Hello LED, at a purchase price of THB 3,900 per share, totaling THB 1,950,000,000 (the “Hello LED Shares Acquisition Transaction”). In this regard, after the Board of Directors’ Meeting approved the