The project provides water treatment systems. Physical and chemical preliminary treatment of waste water from the production process already physical, including the installation of centrifuge sludge (Centrifuge) (Figure 2.11) and chemical by adjusting the pH and precipitation (Figure 2.5) (. Figure 2.6) before draining into the conduit of industrial water to be treated at the wastewater treatment center of Hemaraj Eastern Industrial Estate (Rayong) prior to discharge into public water resources.