the same period of previous year. The Company would like to clarify, as follows; 1. Overall operating results (Unit: 1,000 Baht) Q1 ending 31 March % Changes 2019 2018 Increased (decreased) Sales and

). Revenue has decreased 5.78 million baht (ratio 11.34%) due to sale local decreased by 3.94 million baht, decreasing return estimates 1.45 million baht, rental income increased 0.08 million baht, other

domestic sales of 199.01 million Baht, which increased from that of the same quarter last year totaling 1.09 million Baht or 0.55% (Domestic sales in the first quarter of 2018 was 197.93 million Baht) and

last year as follows: Statement of Comprehensive Income (Unit : Million Baht) Details 31 Mar 2019 31 Dec 2018 Increased (Decreased) % (%) Revenues from construction contracts 414.34 374.54 39.80 10.63

total sales. While, the cost of sales in Q2/2018 was 346,016,951.10 Baht, representing 86.11 % of total sales. Also, the selling and administrative expenses in Q2/2019 increased 5,252,996.83, or 15.39

million, increased 10% yoy. The non-social security (non-SW) revenue and social security (SW) revenue grew by 10% and 11% respectively. The growth of non-social security revenue was driven by both OPD (9

1.12% due to the increased in the number of out-patients to 3.12% but the number of in-patients decreased 7.50 %. The rental and service income went down amount to Baht 7.09 million from Princeton Park

goods to the outstanding customers at the end of the year. As a result, the performance for the first quarter of 2018 is as follows. - Sales increased from Baht 63.14 million in the first quarter of 2017

Company Limited would like to clarify for Quarter 1/2018 based on the company financial statement. The main items were as followed: Unit : Million Baht 2018 2017 %Increased (Decreased) Total Revenues 260.26

expenses were Bt. 1,096.57 million or 4.46% of the total sales revenue which was increased from 3.49% of sales revenue over the same period last year. The increased SG&A was mainly in related to the