ABICO 002/KV/2018 February 2 , 2018 Subject : Explanation on operation result for the year ended December 31, 2017. To : Director and Manager Stock Exchange of Thailand As Abico Holdings Public Co

with the same period of the previous yearly To: The President The Stock Exchange of Thailand Due to The Manufacturing Production Index (MPI) grew by 1.58 percent from 2016, making Thai economy more

Stock Exchange of Thailand With reference to Kang Yong Electric Public Company Limited’s submission of financial statements for quarter 1/2020 (April 2020 – June 2020) duly reviewed by a certified public

acquisition or disposition of securities as specified in Section 246 of the Securities and Exchange Act B.E 2535 (1992) (a so-called every  five percent report) and rules on an investment of the funds in

1 / 2 IR.017/2018 14 August 2018 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

1 / 2 IR.023/2018 13 November 2018 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 Securities and Exchange Commission, Thailand, and Thai Listed Companies Association for taking bold steps to promote women’s leadership roles, track progress, endorse the Women’s Empowerment

Polymer business unit was dropped by 5.93%. And the sales value of Specialty Chemicals business unit was increased by 62.56%. The 2.77% increase in total sales revenue was resulting from the rise in demand

Expenses Administrative expense for the nine-month period ended 30 September 2018 totaled THB 107.83 million, an increase of THB 12.93 million or 13.62% from the same period of 2017. This was due to (1) Rise

1/2 (Translation) Ref. HPIR 004/2018 February 28, 2018 Subject : Management Discussion and Analysis for the year ended December 31, 2017 To : The President The Stock Exchange of Thailand Duplicate