: Operating Result Company’s Financial Statement in the Quarter 2/2020 has net profit amount to Baht 19.20 million or Baht 1.09 per share compared to the net profit of Baht 1.56 million in the Quarter 2/2019

1 / 3 IR.031/2020 13 August 2020 Re: Notification of the changes of the Profit and Loss Statement To President The Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the

Million Baht % Million Baht % Million Baht % Revenues from sales 0.00 0.00 354.55 99.15 (354.55) (100.00) Cost of sales 0.76 31.02 188.13 52.61 (187.37) (99.60) Gross profit (loss) (0.76) (31.02) 166.42

demand of customers who come to buy products during that time. Cost of sales and Gross profit The first 6 months of 2020, the Company has cost of sales equivalent to 422.10 million Baht increased from same

77,481 5.1 Sales and service income 1,633,055 1,599,106 33,949 2.1 1,588,543 1,516,481 72,062 4.8 Cost of sales and service 1,247,598 1,209,891 37,707 3.1 1,214,419 1,175,136 39,283 3.3 Gross profit

its subsidiaries for the year ended 31 December 2019 represented a profit attributable to owners of the parent of Baht 20.38 million. Excluding, the recognition of the excess of compensation from

Company”) would like to summarize its Q3/2019 operating performance for the period ending 30 September 2019 as follows: For the three-month, the Company and its subsidiaries’ posted a net profit of Baht

แจ้งSET_EN_BOD Resolutions (EN).20180404_vF_signature_combine.pdf 1 เลขที 1 อาคาร ทีพี แอนด์ ที ชนั 14 ซอยวิภาวดีรังสติ 19 14th Floor, TP&T Tower 1 Soi Vibhavadee-Rangsit 19 Tel : (662) 936-1661-2 แขวงจตจุกัร เขตจตจุกัร กรุงเทพฯ 10900 Chatuchak, Chatuchak, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขที 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จํากดั (Translation) No. 024/0461 April 4, 2018 Subject Notification of the Board of Direct...

to Non- Institutional Clients for Making Short Sale (No. 9) dated 3 October 2008. -8- (5) 242526 update the value of collateral and outstanding indebtedness in the client’s margin account at least at

gas selling system, gas packaging tanks purchasing system and small-sized gas cylinders quantity control system, inability to audit outstanding balance of petroleum gas stock inventory, gas tanks