Microsoft Word - el276e Date : February 26, 2018 Subject: Management Discussion and Analysis for the year ended December 31, 2017 To : Managing Director The Stock Exchange of Thailand Kuang Pei San

\(Microsoft Word - 28 \\241\\276.62_Eng_.doc\) February 28 th , 2019 Subject : Clarification of the net profit of the year 2018, which has changed over 20 % in comparison to the year 2017. To : The

-19.77 Gross profit 54.53 34.05 38.46 4.41 12.95 -16.07 -29.47 Profit (Loss) from exchange rate 3.00 3.24 0.48 -2.76 -85.19 -2.52 -83.98 Other Income 0.65 2.02 1.18 -0.84 -41.63 0.53 82.79 Gain from

Compare % + (-) Revenues from sales and services 976.46 1,041.05 (64.59) (6.20) Cost of sales and services (754.53) (714.18) (40.34) 5.65 Gross profit 221.94 326.87 (104.93) (32.1) Profit (loss) for the

2020, the operating results of the consolidated financial statement had a net profit of Baht 41.12 million or 0.04 Baht per share, compare to the same period of the previous year, net profit is Baht

1 - TRANSLATION - VS/PC (Q-Con) 032/2017 October 31st, 2017. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis the third quarter ended 30

2019-11-14 - ชี้แจงเปลี่ยนแปลงมากกว่า 20% Q3-2562 - ENG November 14, 2019 Subject: The clarification of the quarter 3/2019’s profit changing more than 20% Attention: The President The Stock Exchange

จดหมายชี้แจงQ160e May 15, 2017 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 31 March 2017 Summary of the 1 st Quarter

Translation August 9, 2017 Subject: Management explanation and analysis for Quarter ended 30 June 2017 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public Company Limited

2019-05-16 - ชี้แจงเปลี่ยนแปลงมากกว่า 20% Q1-2562 - ENG May 16, 2019 Subject: The clarification of the quarter 1/2019’s profit changing more than 20% Attention: The President The Stock Exchange of