- Translation – MPIC 007/2018 May 09, 2018 Subject: Submit the Financial Statement for the quarter ended March 31, 2018 and clarification for the change of operating result more than 20% Attention

) May 9, 2018 Re : Report the operating result for the year ended March 31 ,2018 by more than 20 percent. To : Director and Manager the Stock Exchange of Thailand Approved by the Board of Directors of

Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for 2018 changed more than 20 percent that of 2017. Q-CON and subsidiary

- Translation - MPIC 007/2019 February 13, 2019 Subject: Submit the Year End Financial Statement ended December 31, 2019 and clarification for the change of operating result more than 20% Attention

by approximately 37.32 Million Baht 41.24% As a result of customer decisions and ongoing marketing. Cost of Sales For financial statement in Year 2018, the cost of sales was recorded at 76.98 Million

million, a decrease of THB 1.88 million or 1.68 per cent, compared to the same quarter in 2018. The result of the decline in revenue came from the reduction of media fee. 2. The administrative expenses of

- Translation - MPIC 002/2020 February 17, 2020 Subject: Submit the Year End Financial Statement ended December 31, 2019 and clarification for the change of operating result more than 20% Attention

year by approximately 26.10 Million Baht 20.68% As a result of ongoing marketing. Cost of Sales For financial statement in Year 2019, the cost of sales was recorded at 94.65 Million Baht, a increased

increasing revenue. SG&A expenses increased of Baht 17.41 million and finance cost are decreased 7.06% from last year. As a result, TCJ had net loss of Baht 20.41 million compared with net profit of Baht 7.27

cost of sales increased by 2.57 million baht, representing a gross margin for the three months 38.54 % (2016: ratio 42.97 %). Cost increase as a result of increased raw material prices which makes the