The water I am drinking is not tap water, It' s the water after deep processing from the industrial waste water in the ethelyne plant of Dushanzi  Petrochemical. You can see the water is very clear and it is not smelly.
The deep processing equipment is set up by Dushanzi Petrochemical with an investment of 30 mln Yuan. After deep processing, the water which could be only  used in greening irrigation and production before, become high quality water. The utilization rate is 100%.. Meanwhile, through capacity enlargement, the  company effectively controls the discharge of waste residue and gas. In these two years, it also invested over 3 mln Yuan to add monitoring equipments over  waste water and gas. The company has stepped on the circular development road of energy saving and clean production.