Wastewater treatment project of Hubei Daye Huaxia Aluminum Co., Ltd Treatment capacity: 1000m3 / D The construction contents include: chromium containing wastewater reuse system, nickel containing wastewater reuse system, fluorine containing wastewater treatment system and comprehensive wastewater treatment system Executive standard: class I standard of integrated wastewater discharge standard (GB8978-1996) Treatment scale: 1000M ³/ d Construction contents: chromium containing wastewater reuse system, nickel containing wastewater reuse system, fluorine containing wastewater treatment system and comprehensive wastewater treatment system Executive standard: class I standard of integrated wastewater discharge standard (GB8978-1996)