The Company operates a public service business in production and distribution of tap water to the Provincial Waterworks Authority (PWA) in the vicinity of Amphur Nakhon Chaisi, Amphur Sam Phran, Amphur Buddhamonthon, Nakhon Pathom Province, and Amphur Mueang Samut Sakhon, Amphur Krathum Baen, Samut Sakhon Province , to replace the tap water production from thePWA’s groundwater wells and to increase the tap water production volume to sufficiently accommodate the consumers’s demand so as to help alleviate the land subsidence problems and saltwater penetration in accordance with the government’s policy.