The water evaporates are condensed and circulating water for reuse in the unit, the wastewater neutralization activity 1) units cleared. (Washing) to 3) and 8) sent to the treatment system of production line 2 to adjust the pH value and treatment to standard of hemaraj Eastern industrial estate (map Ta phut) define will be sent to Wastewater pulses Hold Up Tank. Then send to wastewater treatment of Hemaraj Eastern Industrial Estate