with Patong Municipality, Phuket Province of a subsidiary. It’s started to recognize revenue from 4 January 2019. 2.2 Income from installation and distribution of water production systems increased from

from investment in a company possessing a water treatment contract with Patong Municipality, Phuket Province of a subsidiary. It’s started to recognize revenue from 4 January 2019. 2.2 Income from

came mainly from crude oil price rebound in 2018. And even with lower pressure on Glycerin price from growing market supply in the second half of 2018, full year average Glycerin price remained high

. Water supply system investment project to the municipality in Chiang Mai It is an investment in the form of Build Own and Operate (BOO). The value of assets under construction as September 30, 2019 the

system investment project to the municipality in Chiang Mai It is an investment in the form of Build Own and Operate (BOO). The value of assets under construction as March 31, 2018 the total amount of

from water treatment and distribution increased from the quarter 01/2019 by Baht 10.31 million. The major increasing came from operating a water treatment contract with Patong Municipality, Phuket

. Water Supply Investment Project for Chiang Mai Municipality : It is the Build Own and Operate (BOO) one with asset value during construction period as ended 31 March 2020 of Baht 108.06 million (recorded

from water treatment and distribution decreased from the quarter 02/2019 by Baht 4.57 million. The major decreasing came from the sales of water to Patong Municipality, Phuket Province. This is affected

construction of Municipality Solid Waste Power Plant, an indirect subsidiary entered into contract with Krabi Municipality to provide waste management services (converting solid waste into electrical energy for

amounting to Baht 131.3 million which is the revenue from construction of Municipality Solid Waste Power Plant, an indirect subsidiary entered into contract with Krabi Municipality to provide waste management