Because monitoring wells in the waste water treatment of all 3 wells found in the pond 1 pond is full of sludge, and waste water from this pond, which offers customers the number 10-15 from the floor, 2-7. By the time last November to pump mechanic Department 2556 (2013) offers a unique wastewater treatment pond pump, pond No. 1, which is the amount that will be pumping all 28 cubic meters. Performed by pathumwan, with 16 charges,0 baht
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