plants. 3.Other income increased from the quarter 3/2018 by Baht 21.71 million or 518.14%, the major increase came from export Baht 23.35 million export delivery charge. 4 . Cost of sales and installation

Quarter 1/2020 Quarter 1/2019 Changed (%) Income from sale pipe 253.61 222.65 13.91 Income from installation pipe 54.41 16.40 231.77 Incomes from the water management business - Sales and service of water

Company’s shareholders passed resolution approved the increase of the Company’s registered capital from Baht 499,918,044 to be Baht 585,336,575 by issuing 85,418,531 new ordinary shares at par value of Baht 1

27 April 2018, the Annual General Meeting of the Company’s shareholders passed resolution approved an increase in the Company’s registered capital from Baht 474,917,334 to Baht 624,892,534 by issuing

increased 27.8% resulted revenue from metal business and installation work increased the total profit for 9 month period of 2017 was Baht 70.24 million, an increase of 195.8% or Baht 23.75 million over the

% increase and revenue from service income increased by THB 0.80 million or equivalent to 131.23% increase, resulted from the increase in installation work and contract work from retail customers. Revenue from

projects occurred. The group received positive effect from installation work 78.33 million Baht, from 71.84 million Baht in the year 2016. In 2017, there were other Income at 30.56 million Baht decreased

WIIK and Subsidiary Summarized of the Statement of income Unit : million Baht Quarter 1/2018 Quarter 1/2017 Changed (%) Incomes from sale and installation of the pipeline 248.60 285.42 (12.90) Incomes

in distribution of product and equipment, design, assembly and installation and maintenance service of pure water treatment system; as well as dialysis service of clinic business for kidney patients