same period of the previous quarterly To: The President The Stock Exchange of Thailand Due to the lack of directional from local and oversea economics, automotive industrial not become yet, the cost of

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

-Translation- 1 -Translation- Ref. NCH 011/2018 February 26, 2018 Subject : Management’s Discussion and Analysis for the year 2017 Attention : President The Stock Exchange of Thailand N.C. Housing

-Translation- 1 -Translation- Ref. NCH 006/2019 February 27, 2019 Subject: Management’s Discussion and Analysis for the year 2018 Attention: President The Stock Exchange of Thailand N.C. Housing Plc

-9320 1 Ref: PCL 2019/008 May 8, 2019 Subject: Management Discussion and Analysis Quarterly Ended 31 March 2019 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public Company

-Translation- 1 -Translation- Ref. NCH 022/2019 May 13, 2019 Subject : Management’s Discussion and Analysis 1Q/2019 Attention : President The Stock Exchange of Thailand N.C. Housing Plc. (“the

1 27 May 2019 Subject: Explanation of operating result in the financial statement ended 31 March 2019 To: President of the Stock Exchange of Thailand With reference to the financial statement of FY

-9320 1 Ref: PLC 2018/009 May 11, 2018 Subject: Management Discussion and Analysis Quarter 1 Ended 31-Mar-2018 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public Company

-Translation- 1 -Translation- Ref. NCH 033/2018 May 14, 2018 Subject : Management’s Discussion and Analysis 1Q/2018 Attention : President The Stock Exchange of Thailand N.C. Housing Plc. (“the

(Translation) Safari World Public Company Limited Bor Mor Jor 0107537000351 No.038/2018 May 25, 2018 Subject: Disclosure of related party transactions To: President The Stock Exchange of Thailand In