of equipment or the project therefore delaying the operation and delivery of the project. As a result, the revenue recognition in Q1–2020 has also decreased. However, the revenue in Q1–2021 slightly
. Plus, the Company purchased equipment and made debt repayment in an amount of 14 million Baht. During the year, the Company obtained dividend from other long-term investments and investment in joint
. Nature of operations of the Group The Group has principally engage in distribution of product and equipment, design, assembly and installation, and maintenance service of pure water treatment system
distribution of product and equipment, design, assembly and installation, and maintenance service of pure water treatment system; including operate clinical business which dialysis services for kidney patients
) mainly due to reduction in equipment rental, as in 2017 SAAM Group had additional expense for equipment rental arising from the delay in shipment of inverters for SAAM-SP1. SAAM Energy Development Public
came from waste of raw materials increased 4.48 million Baht, dividend income increased 1.17 million Baht, rental income decreased 1.43 million Baht, gains on sales of machinery and equipment decreased
the large-scale project with revenue from only equipment sales, and the gross profit margin in other projects were not different. As the result, the change in gross profit margin was very low during the
. On the other hand, the decreased items were gains on sales of machinery and equipment decreased 3.62 million Baht, and gain from exchange rate decreased 0.59 million Baht. 6151 01000 E … M i M a S a 3
. It results from the increase in sale of set-top box and telecommunication equipment and installation of indoor WIFI antenna projects. Related technology business In 2017, the Group generates revenue of