, representing overall decrease of loss equivalent to 103.73%. The result comes from the main factors as follows: 1. Other Incomes were Baht 3.21 Million decreased from the same period of year 2016 for Baht 8.18

1 / 2 IR.022/2017 13 November 2017 Re: Clarification on the changes of Profit and Loss Statement To President The Stock Exchange of Thailand T Engineering Corporation Public Company Limited (the

% from the corresponding period of the previous year as the following details below: 1. Revenue from sales and services increased Baht 292.58 million or 30.61% from the corresponding period of the previous

10290, THAILAND TEL : (662) 815-7060 028163060-1 461-2100-1, FAX : (662) 461-2102 , 8160179 . REF: SET 62-02 February 27, 2019 Re: Clarification of the overall operation for the year 2018 To: the

Board of Directors Meeting of the AEC Securities Public Company Limited (“the Company") No.1/2019 held on February 28, 2019 has approved the audited financial statements of the Company and subsidiaries

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 2 -Translation- No. ED-MD19-002 28th February 2019 Subject : Clarification of changes in excess of 20% in the operating results for year ended 2018 To

1/2 RC 12/19 7 May 2019 Subject : Report on the Company’s operating results for the first quarter of the year 2019 Attention : President of the Stock Exchange of Thailand The Board of Directors

ADMS 30/07 1/2 RC 23/19 6 August 2019 Subject : Report on the Company’s operating results for the second quarter of the year 2019 Attention : President of the Stock Exchange of Thailand The Board of

Page 1 of 3 PAP_SET19016 - Translation - August 13rd, 2019 Re: Connected Transaction Information Office Space Rental Attn: The Managing Director The Stock Exchange of Thailand Pacific Pipe Public

Connected Transactions which needs the board of directors' approval and the disclosure to SET. As Mr. Somchai Lekapojpanich, chairman and chief executive officer of the Company and also a director of Tang