Changsha airspace economic zone comprehensive wastewater treatment center and Changsha economic development zone city south wastewater plant that good

Changsha LinKong Economic Zone comprehensive sewage treatment center is good. The sewage treatment plant uses the international first-class - anti-digestion deep-bed filter process for sewage treatment, in addition to the implementation of the total nitrogen 10mg / L standard, the rest of the indicators can reach the "surface water quality standards" Ⅳ standard, the effluent of the press Hill Harbor and the Liuyang River has very little impact, part of the tail water can be directly used for urban roads, greening watering.