No.024/2017 November 14, 2017 Subject: Report the operating result for the 3rd Quarter ended September 30, 2017 and the explanation for the causes of change more than 20% in the Company’s performance

No.002/2017 February 09, 2017 Subject: Report the operating result for the year ended December 31, 2017 and the explanation for the causes of change more than 20% in the Company’s performance To: The

year. This is result from sale volume was increasing and the world steel price trend increasing from the same period of last year. 2. Cost of goods sold and service of Baht 2,317.11 million or 96.44 % of

same period of last year. This is result from sale volume was increasing and the world steel price trend increasing from the same period of last year. 2. Cost of goods sold and service of Baht 2,358.79

gross profit margin was 7.95%. A result from the downward trend of the world steel price. 3. Selling expenses were Baht 33.79 million; decreased Baht 11.84 million or 25.95% from last year. This is result

, and the strong market competition had forced the company to offer alternative products with cheaper unit price for several major projects resulted in lower sale revenue from the projects, as a result

% from the same period of last year. This is result from sale volume was increasing and the world steel price trend increasing from the same period of last year. 2. Cost of goods sold and service of Baht

million or 0.1%. As a result, Net profit for this quarter increased by Baht 65.7 million or 104.3% compared to the same period last year. OHTL Public Co., Ltd. and its subsidiaries Management Discussion and

)  Sales income downed 8.19%, resulting from export sales decreased.  Total revenues downed 8.12%, as a result of sales income decreased, while other income was about the same as last year.  Cost of sales

and administrative expenses 14,762 14,420 2 Net profit (loss) (25,039) 20,349 (223)  Sales and total revenues decreased as a result of less sales due to customers’ decreased orders.  Cost of sales