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Improving the quality and efficiency of wastewater treatment, achieving benchmark cases

Leading benchmark technology, comprehensive quality assurance system, and professional service team

Improving the quality and efficiency of sewage treatment, achieving benchmark cases

Leading benchmark technology | Comprehensive quality assurance system
|A professional service team

Engineering Cases? ?
· Photovoltaic cells??
?·?Solar silicon wafer?
?·? Semiconductor chips
Operation and maintenance

Yunnan XX Photovoltaic Technology Co., Ltd. 13GW TOPCON New Efficient Solar Cell Green Smart Factory Wastewater Project

Project type: Standard wastewater treatment

Wastewater sources: concentrated acid wastewater, dilute acid wastewater, and concentrated alkali wastewater

Service mode: EPC general contracting+custody operation and maintenance

Process route: Enhanced coagulation for fluoride removal+ISNA ® High ammonia wastewater treatment

Zhejiang XX Technology Co., Ltd. 14GW TOPCON Photovoltaic Battery Wastewater EPC Project

Project type: Standard wastewater treatment

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the alkaline polishing process workshop

Service mode: EPC general contracting+custody operation and maintenance

Process route: Enhanced coagulation for fluoride removal+ISNA ® High ammonia wastewater treatment

Wastewater engineering of the 8GW high-efficiency PERC solar cell production project of Jiangsu XX Photovoltaic Technology Co., Ltd

Project type: Standard wastewater treatment

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the alkaline polishing process workshop

Service mode: EPC general contracting+custody operation and maintenance

Process route: Enhanced coagulation for fluoride removal+ISNA ® High ammonia wastewater treatment

Jiangsu XX Photovoltaic Technology Co., Ltd. Thailand 1200MW Battery Production Project Wastewater Treatment Project

Project type: Standard wastewater treatment

Wastewater source: Fluorine containing wastewater discharged from the alkaline polishing process workshop

Service mode: design+EPC general contracting

Process route: Enhanced coagulation for fluoride removal+ISNA ® High ammonia wastewater treatment

Anhui XX New Energy Co., Ltd. 5 GW high-efficiency PERC solar cell production project wastewater treatment system

Project type: Standard wastewater treatment

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the alkaline polishing process workshop

Service mode: design+EPC general contracting

Process route: Enhanced coagulation for fluoride removal+ISNA ® High ammonia wastewater treatment

Chuxiong XX Energy 10GW Efficient Battery and Infrastructure Construction Project (Phase I) Wastewater Treatment System

Project type: Standard wastewater treatment

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the alkaline polishing process workshop

Service mode: EPC general contracting+custody operation and maintenance

Process route: Enhanced coagulation for fluoride removal+ISNA ® High ammonia wastewater treatment

Suzhou XX Photovoltaic Technology Co., Ltd. Solar Cell Production Project Wastewater EPC Project

Project type: Standard wastewater treatment

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the alkaline polishing process workshop

Service mode: design+EPC general contracting

Process route: Enhanced coagulation for deep fluoride removal+ISNA ® High ammonia wastewater treatment

Wastewater treatment system for the 1.8 GW high-efficiency crystalline silicon battery and 2.2 GW high-efficiency crystalline silicon module project of Yancheng XX New Energy Technology Co., Ltd

Project type: Standard wastewater treatment

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the alkaline polishing process workshop

Service mode: design+EPC general contracting

Process route: Enhanced coagulation for fluoride removal+ISNA ® High ammonia wastewater treatment

XX Photovoltaic Technology Co., Ltd.'s 2.5GW high-efficiency solar cell production project in Rayong Prefecture, Thailand

Project type: Standard wastewater treatment

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the alkaline polishing process workshop

Service mode: design+EPC general contracting

Process route: Enhanced coagulation for deep fluoride removal+A/O wastewater treatment

XX Photovoltaic Technology Company Wastewater Treatment Station System Renovation Project

Project Type: Wastewater Treatment Station System Renovation

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the alkaline polishing process workshop

Service mode: design+EPC general contracting

Process route: Fluorine removal reaction system+secondary A/O biochemical system

EPC general contracting project for wastewater treatment system of 3GW single crystal and 3GW slicing project of Baotou XX Energy Technology Co., Ltd

Project type: Standard wastewater treatment

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the silicon rod treatment workshop

Service mode: design+EPC general contracting

Process route: Enhanced coagulation for fluoride removal+DGSB ® High nitrogen wastewater treatment

EPC project for wastewater treatment of the 10GW crystal pulling project of Haining XX Photovoltaic Technology Co., Ltd

Project type: Standard wastewater treatment

Wastewater source: Fluorine and nitrogen containing wastewater discharged from the silicon rod treatment workshop

Service mode: design+EPC general contracting

Process route: Enhanced coagulation for fluoride removal+DGSB ® High nitrogen wastewater treatment

XX Science and Technology Innovation Center Micro Nano Ultra Clean Laboratory Platform Phase I Wastewater System

Project type: Standard wastewater treatment

Wastewater source: Drainage from the 12 inch CMOS chip manufacturing workshop

Service mode: EPC general contracting+custody operation and maintenance

Process route: Independent treatment and mixed discharge of fluoride containing wastewater, ammonia containing wastewater, CMP wastewater, heavy metal wastewater, organic wastewater, acid-base wastewater, etc

Integrated anaerobic ammonia oxidation denitrification system for XX semiconductor wastewater project

Project type: Standard wastewater treatment

Wastewater source: Ammonia containing wastewater discharged during semiconductor production process

Service mode: Design and installation of denitrification system

Process route: ISNA high ammonia wastewater treatment+A/O wastewater treatment

XX Semiconductor Wastewater Project Denitrification System

Project type: Standard wastewater treatment

Wastewater source: Nitrogen containing wastewater discharged during semiconductor production process

Service mode: Design and installation of denitrification system

Process route: ISNA high ammonia wastewater treatment+DGSB high nitrogen wastewater treatment

Anaerobic ammonia oxidation denitrification system for Zhejiang XX project

Project type: Standard wastewater treatment

Wastewater source: Nitrogen containing wastewater discharged during semiconductor production process

Service mode: Design and installation of denitrification system

Process route: ISNA high ammonia wastewater treatment+DGSB high nitrogen wastewater treatment

Yunnan XX Photovoltaic Technology Co., Ltd. 13GW TOPCON New Efficient Solar Cell Green Smart Factory Wastewater Station Operation and Maintenance

The main wastewater treatment in this project is divided into: 1. Fluorine containing wastewater: including concentrated acid, with a wastewater volume of 525t/d; 2. Other fluorine-containing wastewater such as dilute acid, concentrated alkali, dilute alkali, and acid alkali waste gas tower drainage, with a wastewater volume of 13475t/d; 3. Nitrogen containing wastewater: including silane tower wastewater and domestic wastewater, with a wastewater volume of 450t/d. The effluent from the wastewater treatment plant shall comply with the discharge requirements of the Electronic Industry Pollutant Discharge Standard GB30484-2013 and the park's discharge standard, and shall be discharged into the urban sewage pipeline network.

Main process: enhanced coagulation for fluoride removal+ISNA high ammonia wastewater treatment

Water treatment capacity: 7800t/d

Custody operation and maintenance of the 14GW TOPCON photovoltaic cell wastewater project of Zhejiang XX Technology Co., Ltd

Divide wastewater into fluorinated wastewater, high ammonia wastewater, and fluorinated wastewater containing nitric acid. The designed treatment capacity of fluorine-containing wastewater system is 20000t/d; The pre-treatment system for nitric acid containing wastewater has a treatment capacity of 400t/d; The total treated water volume of ammonia containing wastewater is 1800t/d; The discharge water quality shall comply with the discharge standards in the Battery Industry Pollutant Discharge Standards.

Main process: enhanced coagulation for fluoride removal+ISNA high ammonia wastewater treatment

Water treatment capacity: 20000t/d

Operation and maintenance of sewage station for a certain photovoltaic company's PERC solar cell production project

This enterprise group specializes in the research and development, manufacturing, and application of solar single crystal PERC batteries. The wastewater generated during the production process of solar cells in this project mainly includes concentrated alkali wastewater, acid-base washing wastewater, fluorine-containing wastewater, etc. The effluent shall comply with the indirect discharge standard of the Battery Industry Pollution Discharge Standard (GB30484-2013).

Main process: enhanced coagulation for fluoride removal+ISNA high ammonia wastewater treatment

Water treatment capacity: 8200t/d

Wastewater operation and maintenance of a certain photovoltaic company's PERC solar cell production project

This enterprise group specializes in the research and development, manufacturing, and application of solar single crystal PERC batteries. The wastewater generated during the production process of solar cells in this project mainly includes concentrated alkali wastewater, acid-base washing wastewater, fluorine-containing wastewater, etc. The effluent shall comply with the indirect discharge standard of the Battery Industry Pollution Discharge Standard (GB30484-2013).

Main process: enhanced coagulation for fluoride removal+ISNA high ammonia wastewater treatment

Water treatment capacity: 8000t/d

Wastewater operation and maintenance of a certain photovoltaic company's PERC solar cell production project

This enterprise is a research and development high-tech company, focusing on the research and manufacturing of high-efficiency solar cells. This project is one of the solar cell production projects with a high degree of automation. The wastewater generated during the production process of solar cells in this project mainly includes concentrated alkali wastewater, acid-base washing wastewater, fluorine-containing wastewater, etc. The effluent shall comply with the indirect discharge standard of the Battery Industry Pollution Discharge Standard (GB30484-2013).

Main process: enhanced coagulation for fluoride removal+ISNA high ammonia wastewater treatment

Water treatment capacity: 5500t/d

Wastewater operation and maintenance of a certain photovoltaic company's PERC solar cell production project

This enterprise group specializes in the research and development, manufacturing, and application of solar single crystal PERC batteries. The wastewater generated during the production process of solar cells in this project mainly includes concentrated alkali wastewater, acid-base washing wastewater, fluorine-containing wastewater, etc. The effluent shall comply with the indirect discharge standard of the Battery Industry Pollution Discharge Standard (GB30484-2013).

Main process: enhanced coagulation for fluoride removal+ISNA high ammonia wastewater treatment

Water treatment capacity: 12000 t/d